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{{DISPLAYTITLE:Rolex 6350 Explorer}}
{{DISPLAYTITLE:Rolex 6350 Explorer}}
{{#seo:
{{#seo:
|title=Rolex Explorer 6350 — First 'Explorer' Dial, 1953–1955 | BezelBase
|title=Rolex Explorer 6350, early chronometer Explorer, 1953–1955 | Rolexopedia
|description=The 6350 is the chronometer-rated Explorer of 1953-1955. Tight 955,xxx serial cluster, A296 fine-tuned for COSC, gilt chapter-ring and rare honeycomb dials. Sir Douglas Prior 1956 IGY polar provenance.
|description=The Rolex 6350 is an early chronometer-rated Explorer documented from 1953 into 1954/55, with caliber A296, a 36–37mm steel case, gilt chapter-ring dials, and honeycomb examples. Douglas Prior's 1956 Antarctic watch is a separate documented provenance example.
|keywords=Rolex, 6350, Explorer, A296, honeycomb, OCC, Officially Certified Chronometer, Hillary, Everest
|keywords=Rolex, 6350, Explorer, A296, honeycomb, OCC, Officially Certified Chronometer, Hillary, Everest
|image=Ref 6350 hero.webp
|image=Ref 6350 hero.webp
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|og_type=article
|og_type=article
|published_time=2026-04-16T04:29:24Z
|published_time=2026-04-16T04:29:24Z
|modified_time=2026-06-29T01:21:29Z
|modified_time=2026-08-04T00:14:11Z
|robots=index,follow,max-image-preview:large
|robots=index,follow,max-image-preview:large
}}
}}


<small>[[Reference:explorer|Explorer]] -> '''6350'''</small>
<small>[[Reference:explorer|Explorer]] › '''6350'''</small>


The 6350 is the chronometer-rated Explorer of 1953–1955 and the reference where the Explorer name lands on a consistent production dial. It runs the same caliber A296 used in the 6098 and 6150 but fine-tuned for chronometer rating, earning the "Officially Certified Chronometer" line on the dial. Hillary's Everest watch was a Smiths De Luxe A409, not a 6350; the Rolex on the 1953 expedition was a 6098 (Rescapement; The Watch Collectors' Club; Beyer Watch Museum). The 6350 launched in summer 1953, after the May 29 summit, and inherits the Everest mythology by marketing succession rather than direct provenance. The reference does carry one documented polar example — Sir Douglas Prior's 1956 Royal Society Antarctic Expedition watch (Antiquorum 2018, case 955,761).
<div class="rp-lead">
[[File:Ref 6350 hero.webp|thumb|center|640px|alt=6350 honeycomb dial|6350 honeycomb dial]]
</div>
 
The 6350 is an early chronometer-rated Explorer documented from 1953 into 1954/55. Most published production examples have a black gilt dial with the Explorer and Officially Certified Chronometer lines, while a smaller group has a pressed honeycomb texture. It uses caliber A296 in a 36–37mm steel case with a smooth bezel. Hillary's summit watch was a Smiths De Luxe A409; the Rolex watches associated with the 1953 expedition were 6098s, not 6350s (Rescapement; The Watch Collectors' Club; Beyer Watch Museum). The 6350 appeared after the May 1953 summit. Douglas Prior's 1956 Royal Society Antarctic Expedition watch is a separate documented polar example (Antiquorum 2018, case 955,761).


<span id="core-facts"></span>
<span id="core-facts"></span>


[[File:Ref 6350 hero.webp|thumb|right|250px|alt=6350 honeycomb dial|6350 honeycomb dial]]
==Core facts==


== Core facts ==
{| class="wikitable rp-facts"
 
{| class="wikitable"
|-
|-
! detail
! detail
Line 38: Line 40:
|-
|-
| serial cluster
| serial cluster
| 955,190 (low) → 955,948 (high) across documented lots — tight ~760-unit numerical span across a single batch run
| Published examples span 955,190 to 955,948; the range is a comparison of known cases, not a production count
|-
|-
| total produced
| total produced
| no published source gives a hard figure; auction frequency at the four big houses runs to 2–4 documented examples per year over the past decade
| no published source gives a hard figure
|-
|-
| case
| case
| 36mm stainless steel, smooth fixed bezel, slimmer than the 6098/6150 bubbleback profile
| 36–37mm stainless steel in published measurements, with a smooth fixed bezel
|-
|-
| crystal
| crystal
Line 50: Line 52:
|-
|-
| movement
| movement
| caliber A296 chronometer-rated — same architecture as the 6150 / 6098 / 6204 / 6205, fine-tuned and adjusted to chronometer standards
| caliber A296 chronometer-rated, same architecture as the 6150 / 6098 / 6204 / 6205, fine-tuned and adjusted to chronometer standards
|-
|-
| dial
| dial
| black gilt chapter-ring (standard) or pressed honeycomb / waffle (rare); "Explorer" + "Officially Certified Chronometer" text
| black gilt chapter-ring or pressed honeycomb / waffle; published examples show the Explorer and Officially Certified Chronometer lines
|-
|-
| crown
| crown
Line 65: Line 67:
== Where it sits in the line ==
== Where it sits in the line ==


The 6350 succeeds the 6150 and precedes the 6610. The 6098 (1952), 6150 (1953), and 6350 (1953–55) form the early Explorer cluster on caliber A296; the 6610 (1955–59) introduces the full-rotor caliber 1030 that closes out the lineage's shaped-rotor era.
The 6350 succeeds the 6150 and precedes the 6610. The 6098 (1952), 6150 (1953), and 6350 (1953–55) form the early Explorer cluster on caliber A296; the 6610 (1955–59) moves to caliber 1030.


The dial-text distinction across the early cluster is the cleanest single anchor for identification. The 6098 reads "Officially Certified Chronometer" in its chronometer-rated configuration; the 6150 reads "Precision" (non-chronometer); the 6350 reads "Explorer" alongside "Officially Certified Chronometer" and is the first reference where every documented production example carries the Explorer wording on the dial. Earlier Explorer-marked dials exist on a small number of 6098 examples (the white-dial Hillary expedition gift watches predate the 6350 by months), so the strict-pedantic "first dial with Explorer" is the 6098 — but the standard editorial framing, which Rolex itself uses, treats the 6350 as the first reference where Explorer was the consistent production name. Both readings deserve mention; the 6098 white-dial Explorers are an outlier batch, the 6350 is the production rule.
The dial text separates the references. Chronometer-rated 6098 examples read Officially Certified Chronometer, the 6150 reads Precision, and the 6350 combines Explorer with Officially Certified Chronometer. A small number of 6098s also carry Explorer wording, including white-dial expedition watches that predate the 6350. The 6350 is therefore the first reference in which Explorer appears as the regular production designation, while the 6098 remains earlier on the narrow question of the first Explorer-marked dial.
[[File:Ref 6350 full-watch.webp|thumb|right|250px|alt=Two honeycomb-dial early Explorer references compared|Two honeycomb-dial early Explorer references compared]]


<span id="production-outline"></span>
<span id="production-outline"></span>
== Production outline ==
== Production outline ==


Case production was concentrated in 1953, with assembly continuing into 1954. Caso Watches and explorer1016.com both date the launch to summer 1953. Monochrome (Geelen) reads the run as 1953–1954; Hodinkee Reference Points gives 1953–1955; the Field Manual confirms the 1953 start without specifying an end. The published spread is narrow, no large contradictions to capture.
Case production was concentrated in 1953, with assembly continuing into 1954. Caso Watches and explorer1016.com both date the launch to summer 1953. Monochrome (Geelen) reads the run as 1953–1954; Hodinkee Reference Points gives 1953–1955; the Field Manual confirms the 1953 start without specifying an end. The published dates overlap; no source establishes a more precise end date.


Documented case numbers cluster tightly in the 955,xxx range. Phillips Geneva XIII lot 75 (case 955,327), Antiquorum HK May 2022 lot 218 (case 955,343), Phillips Geneva XV lot 157 (case 955,369), Antiquorum HK June 2024 lot 369-111 (case 955,472), Antiquorum Geneva Nov 2018 lot 317-570 (case 955,761), Phillips NY Racing Pulse lot 17 (case 955,837), Phillips Geneva FOUR lot 179 (case 955,855). Collectors Square aggregates the documented low at 955,190 and the high at 955,948 — a ~760-unit numerical span. The numerical span does not equal the production count (Rolex case batches were not contiguous) but is consistent with a small, single-batch run.
Documented case numbers cluster tightly in the 955,xxx range. Phillips Geneva XIII lot 75 (case 955,327), Antiquorum HK May 2022 lot 218 (case 955,343), Phillips Geneva XV lot 157 (case 955,369), Antiquorum HK June 2024 lot 369-111 (case 955,472), Antiquorum Geneva Nov 2018 lot 317-570 (case 955,761), Phillips NY Racing Pulse lot 17 (case 955,837), Phillips Geneva FOUR lot 179 (case 955,855). Other published examples extend the known range to 955,190–955,948. That numerical range does not establish a production total, since the surviving records are selective and Rolex case numbers were not a complete public register.


Total production volume is unknown. Phillips, Sotheby's, Le Monde Edmond, Hairspring, Caso Watches, and Watchprosite collectively decline to publish a hard figure. Order-of-magnitude qualitative consensus reads "limited production, very few survive", short window 1953–55, surviving documented examples in the low hundreds.
Total production volume is unknown. The short production window and the small number of documented auction examples support a limited run, but the surviving record cannot be converted into a reliable total.


<span id="movement-notes"></span>
<span id="movement-notes"></span>
== Movement notes ==
== Movement notes ==


The 6350 runs caliber A296 in chronometer-rated configuration. A296 is the self-winding caliber that powered every early Rolex sport tool of the period: the 6098/6150 pre-Explorers, the 6350 itself, and the 6200 / 6204 / 6205 first-generation Submariners. Specifications converge across editorial and auction-house catalogs at 18 jewels (some sources count 19 for the later 6200 spec including added shock part), rhodium-plated finish, straight-line lever escapement, monometallic balance with shock absorber, self-compensating Breguet balance spring. The 6350-specific tuning is the chronometer regulation — Rolex fine-tuned movements on this reference for chronometer pass and earned the OCC dial mark.
The 6350 runs caliber A296 in a chronometer-adjusted configuration. A296 is the self-winding caliber used in the 6098, 6150, 6350, and several early Submariner references. Published specifications usually give 18 jewels, a rhodium-plated finish, straight-line lever escapement, monometallic balance with shock protection, and a self-compensating Breguet balance spring. The current movement registry notes that catalogues count 17–19 jewels differently, so the jewel count should not be treated as a precise identifier. The 6350's distinction is its chronometer regulation and the resulting OCC dial line.


A296 is a full-rotor uni-directional Perpetual at 29.5mm and 18 jewels — Rolex never produced a bumper caliber. The bumper attribution that briefly attached to A296 in earlier dealer copy traces to the bubble-back caseback geometry (the thicker autowind module) rather than to a different rotor system. The 1030 that succeeds A296 introduces bidirectional winding via the butterfly rotor and a thinner module — the thickness change is what eliminates the bubble-back profile (Phillips Geneva Watch Auction FOUR lot 146 frames the A296→1030 swap explicitly as a thickness change; Wind Vintage / Eric Ku, ''How Rolex Became Rolex: The Automatic Perpetual Movement Part 2''). Some 6350s now wear caliber 775 — Antiquorum 2018 lot 317-570 (Sir Douglas Prior) and Antiquorum 2009 NY lot 223-84 both list 775. This is service-replacement, not original delivery, and matches the standard Rolex period service-cal swap pattern.
A296 is a 29.5mm full-rotor, unidirectional Perpetual; it is not a bumper caliber. The 1030 that followed uses bidirectional winding and a thinner module (Phillips Geneva Watch Auction FOUR lot 146; Charlie Dunne, Wind Vintage). A few surviving 6350s have caliber 775 listed in later catalogues, including the Douglas Prior watch and an Antiquorum 2009 example. Those are service replacements, not evidence that the reference was delivered with 775. A temperature-oil operating range sometimes repeated in specialist material is not supported by a cited Rolex or period-press source and is omitted here.
 
Specialist registries claim the 6350 used "special temperature oils with an effective operating range of -20°C to 40°C." The claim is uncited in the editorial coverage and is plausible given the chronometer pass, but no Rolex-archive or period-press confirmation has surfaced.


<span id="dial-map"></span>
<span id="dial-map"></span>
== Dial map ==
== Dial map ==


[[File:Ref 6350 dial-closeup.webp|thumb|right|220px|alt=Gilt dial detail|Gilt dial detail]]
The 6350 record shows two recurring dial surfaces. The honeycomb or waffle texture appears in roughly half of the selected major-house lots (6 of 11); the count is a sample of documented sales, not a production ratio. Collectors use honeycomb and waffle for the same pressed cross-hatch surface, so they are treated as one variant here.
 
The 6350 carries two dial variants. The honeycomb appears across roughly half of documented examples (6 of 11 documented major-house lots) — not standard but more frequent than the 6610's red-depth gilt. The waffle and honeycomb labels collectors sometimes use describe the same pressed cross-hatch texture under two names. The article does not split them.


<span id="standard-gilt-chapter-ring"></span>
<span id="standard-gilt-chapter-ring"></span>
=== Standard gilt chapter ring ===
=== Standard gilt chapter ring ===


Black lacquered dial with gilt printing, a chapter ring at the perimeter, "Explorer" text, and the OCC line. All text is gilt. Antiquorum HK June 2024 lot 369-111 (case 955,472, HKD 150,000) is the cleanest standard configuration in the recent record. The standard configuration runs throughout the 1953–55 production window; survival rate is higher than for the honeycomb but the dial is still rare in original condition.
Black lacquered dial with gilt printing, a chapter ring at the perimeter, "Explorer" text, and the OCC line. All text is gilt. Antiquorum HK June 2024 lot 369-111 (case 955,472, HKD 150,000) is one recent example. The configuration appears across the published 1953–55 record; the surviving sales do not establish a relative survival rate against the honeycomb dial.
[[File:Ref 6350 dial-closeup.webp|thumb|right|220px|alt=Gilt dial detail|Gilt dial detail]]


<span id="honeycomb-waffle"></span>
<span id="honeycomb-waffle"></span>
=== Honeycomb (waffle) ===
=== Honeycomb (waffle) ===


[[File:Ref 6350 dial-honeycomb.webp|thumb|right|220px|alt=The rare honeycomb (waffle) textured dial|The rare honeycomb (waffle) textured dial]]


The pressed cross-hatch texture under the gilt printing replaces the smooth lacquer surface. Specialist documentation describes the production process: "galvanic coating process… plates first stamped with a clear coating to define the text and chapter ring… then a black substance applied using a chemical binding process," producing the deep tessellated texture under the gilt printing. Honeycomb dials make up roughly half of the major-house lot record on the reference. Phillips Geneva XIII 2021 lot 75 (case 955,327), Phillips Racing Pulse NY Dec 2020 lot 17 (case 955,837), Phillips Geneva XV May 2022 lot 157 (case 955,369), Phillips Geneva FOUR Nov 2016 lot 179 (case 955,855), Antiquorum HK May 2022 lot 218 (case 955,343, est HKD 380,000–480,000) anchor the variant.
The pressed cross-hatch texture under the gilt printing replaces the smooth lacquer surface. Specialist descriptions attribute the texture to a stamped and chemically bonded dial finish, but the surviving sources do not document Rolex's complete production process. Honeycomb dials make up roughly half of the selected major-house lot record on the reference. Phillips Geneva XIII 2021 lot 75 (case 955,327), Phillips Racing Pulse NY Dec 2020 lot 17 (case 955,837), Phillips Geneva XV May 2022 lot 157 (case 955,369), Phillips Geneva FOUR Nov 2016 lot 179 (case 955,855), Antiquorum HK May 2022 lot 218 (case 955,343, est HKD 380,000–480,000) anchor the variant.
[[File:Ref 6350 dial-honeycomb.webp|thumb|right|220px|alt=Honeycomb (waffle) textured dial|Honeycomb (waffle) textured dial]]


<span id="numeral-format"></span>
<span id="numeral-format"></span>
=== Numeral format ===
=== Numeral format ===


The 6350 carries Arabic numerals at 3, 6, and 9 o'clock — confirmed across the photographic record on every documented lot. Some older editorial sources describe Roman numerals at the same positions; that reading does not match the visual record and is treated as a transcription error rather than a documented variant.
Published photographs of the documented 6350 lots show Arabic numerals at 3, 6, and 9 o'clock. Some older editorial sources describe Roman numerals at those positions; the available photographs do not support a separate Roman-numeral variant, so that wording is best treated as a source error unless a dated example is produced.


<span id="hands"></span>
<span id="hands"></span>
== Hands ==
== Hands ==


[[File:Ref 6350 hands-detail.webp|thumb|right|250px|alt=Mercedes hands with gilt finish|Mercedes hands with gilt finish]]
Hands on the 6350 are gilt across the auction record. Published examples show a long-neck Mercedes hour hand, pencil hands, and syringe-style minute hands; the seconds hand is also seen with the lollipop tip used on contemporary 6200 and 6205 Submariners. The surviving sales do not establish a serial-ranged sequence for these combinations, so they are best recorded as documented configurations rather than a dated progression.
[[File:Ref 6350 caseback-detail.webp|thumb|right|250px|alt=Caseback detail|Caseback detail]]
[[File:Ref 6350 crown-brevet.webp|thumb|right|250px|alt=Brevet-type crown with plus sign|Brevet-type crown with plus sign]]


Hands on the 6350 are gilt across the auction record. Three configurations surface within the run: a long-neck Mercedes hour hand (the most commonly associated style); pencil hands inherited from the earliest Submariner cluster; and syringe-style minute hand examples. The seconds hand is the lollipop tip used on the 6200 / 6205 Submariners of the same era. The variety across an 18-month run reads as ongoing iteration or multiple dial / hand combinations assembled from shared parts bins, rather than a clean serial-ranged sequence.
<gallery mode="packed" heights="180">
File:Ref 6350 hands-detail.webp|alt=Mercedes hands with gilt finish|Mercedes hands with gilt finish
File:Ref 6350 caseback-detail.webp|alt=Caseback detail|Caseback detail
File:Ref 6350 crown-brevet.webp|alt=Brevet-type crown with plus sign|Brevet-type crown with plus sign
</gallery>


<span id="case-bezel-crystal-and-crown"></span>
<span id="case-bezel-crystal-and-crown"></span>
== Case, bezel, crystal, and crown ==
== Case, bezel, crystal, and crown ==


The 6350 carries a 36mm stainless steel case with a smooth fixed bezel and an acrylic crystal. The caseback is slimmer than the 6098 / 6150 bubbleback profile — the A296 plus chronometer parts still fit the slimmer caseback geometry that the caliber 1030 would later require for the 6610. The Brevet crown carries the "+" Swiss-made sub-mark. Case construction is standard period Rolex Oyster.
The 6350 uses a stainless-steel case measured at 36–37mm in published auction records, with a smooth fixed bezel and an acrylic crystal. Its case is slimmer than the bubbleback-style 6098 and 6150 profile. The Brevet crown carries the "+" Swiss-made sub-mark. Case construction follows the period Rolex Oyster pattern.


<span id="bracelets-end-links-and-clasps"></span>
<span id="bracelets-end-links-and-clasps"></span>
== Bracelets, end links, and clasps ==
== Bracelets, end links, and clasps ==


Bracelet fitment records for the 6350 are thin. The Sotheby's Explorer archive piece and listing describe rivet Oyster bracelets on documented examples, but original-delivery anchor points are weaker than for the contemporary Submariners. Period-correct delivery would have been a Gay Frères stretch riveted Oyster following the same configuration used on the 6204 / 6205 Submariners and the 6098 / 6150 Explorers — specific end-link and clasp documentation on the surviving 6350 record is incomplete.
Bracelet fitment records for the 6350 are thin. The Sotheby's Explorer archive piece and listing describe rivet Oyster bracelets on documented examples, but original-delivery anchor points are weaker than for the contemporary Submariners. A period-correct option was a Gay Frères stretch riveted Oyster, as used on contemporary 6204/6205 Submariners and early Explorers. The surviving 6350 record does not establish a single original-delivery bracelet, and specific end-link and clasp documentation is incomplete.


<span id="special-branches"></span>
<span id="special-branches"></span>
== Special branches ==
== Special branches ==


[[File:Ref 6350 papers.webp|thumb|right|250px|alt=Original chronometer certification papers|Original chronometer certification papers]]


<span id="sir-douglas-prior-igy-1956"></span>
<span id="douglas-prior-igy-1956"></span>
=== Sir Douglas Prior — IGY 1956 polar provenance ===
=== Douglas Prior, IGY 1956 polar provenance ===


The Sir Douglas Prior 6350 is the strongest single provenance lot for the reference. Antiquorum Geneva November 2018 lot 317-570 (case 955,761) carries Royal Society Antarctic Expedition / IGY 1956 polar provenance — Prior took the watch to Halley Bay in 1956. The watch was returned to Rolex post-expedition and re-gifted with a letter referencing the serial. The lot now carries caliber 775 as a service-replacement. The Prior 6350 is the documented polar provenance the reference inherits — distinct from the contested Hillary / Tenzing claims that attach to the 6098 instead.
Antiquorum Geneva November 2018 lot 317-570 (case 955,761) records a 6350 associated with Douglas Prior's Royal Society Antarctic Expedition / IGY 1956 work at Halley Bay. The watch was returned to Rolex after the expedition and re-gifted with a letter referencing the serial. The catalogue lists caliber 775, which is a service replacement. This is documented polar provenance for a 6350; it is separate from the disputed Hillary and Tenzing claims attached to some 6098s. The catalogue title sometimes styles Prior as "Sir", but the lot note identifies him as Douglas Roland Otway Prior and documents the Polar Medal rather than a knighthood.
[[File:Ref 6350 papers.webp|thumb|right|250px|alt=Original chronometer certification papers|Original chronometer certification papers]]


<span id="historical-market-and-auction-record"></span>
<span id="historical-market-and-auction-record"></span>
Line 155: Line 157:
| Phillips Racing Pulse NY || 17 || 2020 || 955,837 || honeycomb || USD 126,000
| Phillips Racing Pulse NY || 17 || 2020 || 955,837 || honeycomb || USD 126,000
|-
|-
| Antiquorum NY || 223-84 || 2009 || — || honeycomb, cal. 775 (service replacement) || USD 12,600
| Antiquorum NY || 223-84 || 2009 ||, || honeycomb, cal. 775 (service replacement) || USD 12,600
|-
|-
| Antiquorum HK || 351-218 || 2022 || 955,343 || honeycomb || est. HKD 380,000–480,000
| Antiquorum HK || 351-218 || 2022 || 955,343 || honeycomb || est. HKD 380,000–480,000
Line 161: Line 163:
| Antiquorum HK || 369-111 || 2024 || 955,472 || black gilt chapter ring || HKD 150,000
| Antiquorum HK || 369-111 || 2024 || 955,472 || black gilt chapter ring || HKD 150,000
|-
|-
| Antiquorum Geneva || 317-570 || 2018 || 955,761 || Sir Douglas Prior IGY 1956, cal. 775 || CHF 62,500
| Antiquorum Geneva || 317-570 || 2018 || 955,761 || Douglas Prior IGY 1956, cal. 775 || CHF 62,500
|-
|-
| Sotheby's archive || — || 2023 || — || honeycomb, Mercedes/syringe hands, presentation box || USD 48,260
| Sotheby's archive ||, || 2023 ||, || honeycomb, Mercedes/syringe hands, presentation box || USD 48,260
|-
|-
| Hairspring retail || — || — || — || honeycomb, pencil hands, rivet Oyster || USD 175,000 ask
| Sotheby's Important Watches Geneva || 88 || 2026 || 955,521 || honeycomb, A296 (catalogue 19j) || est. CHF 10,000–20,000
|}
|}


The 6350 trades as one of the rarer Explorers. Honeycomb examples in original condition cluster CHF 75,000–125,000 at the major houses, with the Phillips Racing Pulse 2020 result of USD 126,000 standing as the modern-era benchmark. Standard chapter-ring gilt examples sit at the lower end. Polar-provenance lots (Sir Douglas Prior) sit in their own tier above the standard market. The Hairspring retail ask of USD 175,000 is the upper bound of the dealer market for a clean honeycomb.
These are selected auction records, not a valuation guide. Results vary with dial condition, originality, provenance, and the quality of the accompanying documentation. The USD 175,000 dealer figure in an older listing is an asking price, not a public sale result, and is omitted from the comparison.
 


== Related references ==
== Related references ==


* [[Reference:6098|Explorer 6098]] — 1952–1953
* [[Reference:6098|Explorer 6098]], 1952–1953
* [[Reference:1016|Explorer 1016]] — Gilt to Matte (1963–1989)
* [[Reference:1016|Explorer 1016]], Gilt to Matte (1963–1989)
* [[Reference:14270|Explorer 14270]] — First Sapphire (1989–2001)
* [[Reference:14270|Explorer 14270]], First Sapphire (1989–2001)
* [[Reference:114270|Explorer 114270]] — 2001–2010
* [[Reference:114270|Explorer 114270]], 2001–2010
* [[Reference:214270|Explorer 214270]] — 2010–2021
* [[Reference:214270|Explorer 214270]], 2010–2021
* [[Reference:6150|Explorer 6150]] — Early Explorer-Dial Oyster
* [[Reference:6150|Explorer 6150]], Early Explorer-Dial Oyster


See also the [[Reference:explorer|Explorer family index]], [[Reference:Movements|movement reference]], [[Reference:Bracelets|bracelet & clasp guide]], and [[Reference:Serial-numbers|serial numbers by year]].
See also the [[Reference:explorer|Explorer family index]], [[Reference:Movements|movement reference]], [[Reference:Bracelets|bracelet & clasp guide]], and [[Reference:Serial-numbers|serial numbers by year]].
<gallery mode="packed" heights="180">
File:Ref 6350 hero.webp|alt=Early Rolex Explorer 6350|Early Rolex Explorer 6350
File:Ref 6350 full-watch.webp|alt=6350 full-watch comparison|6350 full-watch comparison
File:Ref 6350 dial-closeup.webp|alt=6350 gilt chapter-ring dial|6350 gilt chapter-ring dial
File:Ref 6350 dial-honeycomb.webp|alt=6350 honeycomb dial|6350 honeycomb dial
File:Ref 6350 hands-detail.webp|alt=6350 gilt hands detail|6350 gilt hands detail
File:Ref 6350 caseback-detail.webp|alt=6350 caseback detail|6350 caseback detail
File:Ref 6350 crown-brevet.webp|alt=6350 Brevet crown with plus mark|6350 Brevet crown with plus mark
File:Ref 6350 papers.webp|alt=6350 chronometer papers|6350 chronometer papers
</gallery>


== Sources ==
== Sources ==


* [https://monochrome-watches.com/history-rolex-explorer-from-1953-36mm-1016-14270-114270-214270-124270-in-depth-review/ The History of the Rolex Explorer] — Frank Geelen (Monochrome Watches, 2024)
* [https://monochrome-watches.com/history-rolex-explorer-from-1953-36mm-1016-14270-114270-214270-124270-in-depth-review/ The History of the Rolex Explorer], Frank Geelen (Monochrome Watches, 2024)
* [https://www.hodinkee.com/articles/rolex-explorer-reference-points A Comprehensive Collector's Guide To The Rolex Explorer I] — Jon Bues (Hodinkee, 2018)
* [https://www.hodinkee.com/articles/rolex-explorer-reference-points A Comprehensive Collector's Guide To The Rolex Explorer I], Jon Bues (Hodinkee, 2018)
* [https://le-monde-edmond.com/in-depth-review-rolex-6350-explorer/ Rolex 6350 Explorer In-Depth Review] (Le Monde Edmond)
* [https://le-monde-edmond.com/in-depth-review-rolex-6350-explorer/ Rolex 6350 Explorer In-Depth Review] (Le Monde Edmond)
* [https://www.thewatchcollectorsclub.com/blog/the-rolex-explorer-everest-controversy/ The Rolex Explorer Everest Controversy] (The Watch Collectors' Club)
* [https://www.thewatchcollectorsclub.com/blog/the-rolex-explorer-everest-controversy/ The Rolex Explorer Everest Controversy] (The Watch Collectors' Club)
* [https://thewatchbuyersgroup.com/stories/rolex-pre-explorer-reference-6350-sir-edmund-hillarys-rolex-everest-expedition/ Rolex Pre-Explorer Reference 6350 — Sir Edmund Hillary's Rolex Everest Expedition] (Watch Buyers Group)
* [https://thewatchbuyersgroup.com/stories/rolex-pre-explorer-reference-6350-sir-edmund-hillarys-rolex-everest-expedition/ Rolex Pre-Explorer Reference 6350, Sir Edmund Hillary's Rolex Everest Expedition] (Watch Buyers Group)
* [https://www.rescapement.com/blog/rolex-explorer-history-to-everest-and-beyond Rolex Explorer History — To Everest and Beyond] (Rescapement)
* [https://www.rescapement.com/blog/rolex-explorer-history-to-everest-and-beyond Rolex Explorer History, To Everest and Beyond] (Rescapement)
* [https://hairspring.com/blogs/finds/honeycomb-dial-6350-rolex-explorer Honeycomb Dial 6350 Rolex Explorer] (Hairspring)
* [https://hairspring.com/blogs/finds/honeycomb-dial-6350-rolex-explorer Honeycomb Dial 6350 Rolex Explorer] (Hairspring)
* [https://www.casowatches.com/rolex-explorer-a-journey-through-the-pioneering-refs-6350-6610-1016/ Rolex Explorer — A Journey Through Refs 6350, 6610, 1016] (Caso Watches)
* [https://www.casowatches.com/rolex-explorer-a-journey-through-the-pioneering-refs-6350-6610-1016/ Rolex Explorer, A Journey Through Refs 6350, 6610, 1016] (Caso Watches)
* [https://explorer1016.com/history/ Rolex Explorer History] (explorer1016.com)
* [https://explorer1016.com/history/ Rolex Explorer History] (explorer1016.com)
* [https://www.watchprozine.com/rolex/the-history-of-the-rolex-explorer-i/3438436/732/ The History of the Rolex Explorer I] (Watchprozine)
* [https://www.watchprozine.com/rolex/the-history-of-the-rolex-explorer-i/3438436/732/ The History of the Rolex Explorer I] (Watchprozine)
* [https://www.sothebys.com/en/articles/the-rolex-explorer-standout-sales-from-the-sothebys-archive Standout Sales from the Sotheby's Archive — Rolex Explorer] (Sotheby's)
* [https://www.sothebys.com/en/articles/the-rolex-explorer-standout-sales-from-the-sothebys-archive Standout Sales from the Sotheby's Archive, Rolex Explorer] (Sotheby's)
* [https://www.phillips.com/detail/rolex/CH080121/75 Rolex Explorer 6350 — Phillips Geneva XIII lot 75] (Phillips, 2021)
* [https://www.sothebys.com/en/buy/auction/2026/important-watches-ge2601/explorer-reference-6350-a-stainless-steel Reference 6350, Important Watches Geneva lot 88] (Sotheby's, 2026)
* [https://www.phillips.com/detail/rolex/CH080216/179 Rolex Explorer 6350 — Phillips Geneva FOUR lot 179] (Phillips, 2016)
* [https://www.christies.com/lot/rolex-a-fine-and-extremely-rare-stainless-5993050/?intObjectID=5993050 Reference 6350, case 955,636] (Christie's, 2015)
* [https://www.phillips.com/detail/rolex/CH080122/157 Rolex Explorer 6350 — Phillips Geneva XV lot 157] (Phillips, 2022)
* [https://www.phillips.com/detail/rolex/CH080121/75 Rolex Explorer 6350, Phillips Geneva XIII lot 75] (Phillips, 2021)
* [https://www.phillips.com/detail/rolex/NY080120/17 Rolex Explorer 6350 — Phillips Racing Pulse NY lot 17] (Phillips, 2020)
* [https://www.phillips.com/detail/rolex/CH080216/179 Rolex Explorer 6350, Phillips Geneva FOUR lot 179] (Phillips, 2016)
* [https://catalog.antiquorum.swiss/en/lots/rolex-ref-6350-explorer-lot-317-570 Rolex Explorer 6350 — Antiquorum lot 317-570 (Sir Douglas Prior)] (Antiquorum, 2018)
* [https://www.phillips.com/detail/rolex/CH080122/157 Rolex Explorer 6350, Phillips Geneva XV lot 157] (Phillips, 2022)
* [https://catalog.antiquorum.swiss/en/lots/rolex-ref-6350-explorer-lot-369-111 Rolex Explorer 6350 — Antiquorum lot 369-111] (Antiquorum, 2024)
* [https://www.phillips.com/detail/rolex/NY080120/17 Rolex Explorer 6350, Phillips Racing Pulse NY lot 17] (Phillips, 2020)
* [https://catalog.antiquorum.swiss/en/lots/rolex-ref-6350-explorer-lot-351-218 Rolex Explorer 6350 — Antiquorum lot 351-218] (Antiquorum, 2022)
* [https://catalog.antiquorum.swiss/en/lots/rolex-ref-6350-explorer-lot-317-570 Rolex Explorer 6350, Antiquorum lot 317-570 (Douglas Prior)] (Antiquorum, 2018)
* [https://catalog.antiquorum.swiss/en/lots/rolex-lot-223-84 Rolex Explorer 6350 — Antiquorum NY 2009 lot 223-84] (Antiquorum, 2009)
* [https://catalog.antiquorum.swiss/en/lots/rolex-ref-6350-explorer-lot-369-111 Rolex Explorer 6350, Antiquorum lot 369-111] (Antiquorum, 2024)
* ''The Vintage Rolex Field Manual'' — Colin A. White, Morning Tundra
* [https://catalog.antiquorum.swiss/en/lots/rolex-ref-6350-explorer-lot-351-218 Rolex Explorer 6350, Antiquorum lot 351-218] (Antiquorum, 2022)
* [https://catalog.antiquorum.swiss/en/lots/rolex-lot-223-84 Rolex Explorer 6350, Antiquorum NY 2009 lot 223-84] (Antiquorum, 2009)
* ''The Vintage Rolex Field Manual'', Colin A. White, Morning Tundra


[[Category:Explorer]]
[[Category:Explorer]]

Latest revision as of 06:42, 29 September 2026


Explorer › 6350

6350 honeycomb dial
6350 honeycomb dial

The 6350 is an early chronometer-rated Explorer documented from 1953 into 1954/55. Most published production examples have a black gilt dial with the Explorer and Officially Certified Chronometer lines, while a smaller group has a pressed honeycomb texture. It uses caliber A296 in a 36–37mm steel case with a smooth bezel. Hillary's summit watch was a Smiths De Luxe A409; the Rolex watches associated with the 1953 expedition were 6098s, not 6350s (Rescapement; The Watch Collectors' Club; Beyer Watch Museum). The 6350 appeared after the May 1953 summit. Douglas Prior's 1956 Royal Society Antarctic Expedition watch is a separate documented polar example (Antiquorum 2018, case 955,761).

Core facts

detail value
reference 6350
family Explorer
production 1953 to 1954/55 (case production concentrated in 1953; assembly continued into 1954, with one Antiquorum lot annotated "purchased 1 November 1955" reading as residual stock rather than late production)
serial cluster Published examples span 955,190 to 955,948; the range is a comparison of known cases, not a production count
total produced no published source gives a hard figure
case 36–37mm stainless steel in published measurements, with a smooth fixed bezel
crystal acrylic
movement caliber A296 chronometer-rated, same architecture as the 6150 / 6098 / 6204 / 6205, fine-tuned and adjusted to chronometer standards
dial black gilt chapter-ring or pressed honeycomb / waffle; published examples show the Explorer and Officially Certified Chronometer lines
crown Brevet with "+" Swiss-made sub-mark
hands gilt; Mercedes, pencil, and syringe configurations all documented within the run

Where it sits in the line

The 6350 succeeds the 6150 and precedes the 6610. The 6098 (1952), 6150 (1953), and 6350 (1953–55) form the early Explorer cluster on caliber A296; the 6610 (1955–59) moves to caliber 1030.

The dial text separates the references. Chronometer-rated 6098 examples read Officially Certified Chronometer, the 6150 reads Precision, and the 6350 combines Explorer with Officially Certified Chronometer. A small number of 6098s also carry Explorer wording, including white-dial expedition watches that predate the 6350. The 6350 is therefore the first reference in which Explorer appears as the regular production designation, while the 6098 remains earlier on the narrow question of the first Explorer-marked dial.

Two honeycomb-dial early Explorer references compared
Two honeycomb-dial early Explorer references compared

Production outline

Case production was concentrated in 1953, with assembly continuing into 1954. Caso Watches and explorer1016.com both date the launch to summer 1953. Monochrome (Geelen) reads the run as 1953–1954; Hodinkee Reference Points gives 1953–1955; the Field Manual confirms the 1953 start without specifying an end. The published dates overlap; no source establishes a more precise end date.

Documented case numbers cluster tightly in the 955,xxx range. Phillips Geneva XIII lot 75 (case 955,327), Antiquorum HK May 2022 lot 218 (case 955,343), Phillips Geneva XV lot 157 (case 955,369), Antiquorum HK June 2024 lot 369-111 (case 955,472), Antiquorum Geneva Nov 2018 lot 317-570 (case 955,761), Phillips NY Racing Pulse lot 17 (case 955,837), Phillips Geneva FOUR lot 179 (case 955,855). Other published examples extend the known range to 955,190–955,948. That numerical range does not establish a production total, since the surviving records are selective and Rolex case numbers were not a complete public register.

Total production volume is unknown. The short production window and the small number of documented auction examples support a limited run, but the surviving record cannot be converted into a reliable total.

Movement notes

The 6350 runs caliber A296 in a chronometer-adjusted configuration. A296 is the self-winding caliber used in the 6098, 6150, 6350, and several early Submariner references. Published specifications usually give 18 jewels, a rhodium-plated finish, straight-line lever escapement, monometallic balance with shock protection, and a self-compensating Breguet balance spring. The current movement registry notes that catalogues count 17–19 jewels differently, so the jewel count should not be treated as a precise identifier. The 6350's distinction is its chronometer regulation and the resulting OCC dial line.

A296 is a 29.5mm full-rotor, unidirectional Perpetual; it is not a bumper caliber. The 1030 that followed uses bidirectional winding and a thinner module (Phillips Geneva Watch Auction FOUR lot 146; Charlie Dunne, Wind Vintage). A few surviving 6350s have caliber 775 listed in later catalogues, including the Douglas Prior watch and an Antiquorum 2009 example. Those are service replacements, not evidence that the reference was delivered with 775. A temperature-oil operating range sometimes repeated in specialist material is not supported by a cited Rolex or period-press source and is omitted here.

Dial map

The 6350 record shows two recurring dial surfaces. The honeycomb or waffle texture appears in roughly half of the selected major-house lots (6 of 11); the count is a sample of documented sales, not a production ratio. Collectors use honeycomb and waffle for the same pressed cross-hatch surface, so they are treated as one variant here.

Standard gilt chapter ring

Black lacquered dial with gilt printing, a chapter ring at the perimeter, "Explorer" text, and the OCC line. All text is gilt. Antiquorum HK June 2024 lot 369-111 (case 955,472, HKD 150,000) is one recent example. The configuration appears across the published 1953–55 record; the surviving sales do not establish a relative survival rate against the honeycomb dial.

Gilt dial detail
Gilt dial detail

Honeycomb (waffle)

The pressed cross-hatch texture under the gilt printing replaces the smooth lacquer surface. Specialist descriptions attribute the texture to a stamped and chemically bonded dial finish, but the surviving sources do not document Rolex's complete production process. Honeycomb dials make up roughly half of the selected major-house lot record on the reference. Phillips Geneva XIII 2021 lot 75 (case 955,327), Phillips Racing Pulse NY Dec 2020 lot 17 (case 955,837), Phillips Geneva XV May 2022 lot 157 (case 955,369), Phillips Geneva FOUR Nov 2016 lot 179 (case 955,855), Antiquorum HK May 2022 lot 218 (case 955,343, est HKD 380,000–480,000) anchor the variant.

Honeycomb (waffle) textured dial
Honeycomb (waffle) textured dial

Numeral format

Published photographs of the documented 6350 lots show Arabic numerals at 3, 6, and 9 o'clock. Some older editorial sources describe Roman numerals at those positions; the available photographs do not support a separate Roman-numeral variant, so that wording is best treated as a source error unless a dated example is produced.

Hands

Hands on the 6350 are gilt across the auction record. Published examples show a long-neck Mercedes hour hand, pencil hands, and syringe-style minute hands; the seconds hand is also seen with the lollipop tip used on contemporary 6200 and 6205 Submariners. The surviving sales do not establish a serial-ranged sequence for these combinations, so they are best recorded as documented configurations rather than a dated progression.

  • Mercedes hands with gilt finish
    Mercedes hands with gilt finish
  • Caseback detail
    Caseback detail
  • Brevet-type crown with plus sign
    Brevet-type crown with plus sign

Case, bezel, crystal, and crown

The 6350 uses a stainless-steel case measured at 36–37mm in published auction records, with a smooth fixed bezel and an acrylic crystal. Its case is slimmer than the bubbleback-style 6098 and 6150 profile. The Brevet crown carries the "+" Swiss-made sub-mark. Case construction follows the period Rolex Oyster pattern.

Bracelets, end links, and clasps

Bracelet fitment records for the 6350 are thin. The Sotheby's Explorer archive piece and listing describe rivet Oyster bracelets on documented examples, but original-delivery anchor points are weaker than for the contemporary Submariners. A period-correct option was a Gay Frères stretch riveted Oyster, as used on contemporary 6204/6205 Submariners and early Explorers. The surviving 6350 record does not establish a single original-delivery bracelet, and specific end-link and clasp documentation is incomplete.

Special branches

Douglas Prior, IGY 1956 polar provenance

Antiquorum Geneva November 2018 lot 317-570 (case 955,761) records a 6350 associated with Douglas Prior's Royal Society Antarctic Expedition / IGY 1956 work at Halley Bay. The watch was returned to Rolex after the expedition and re-gifted with a letter referencing the serial. The catalogue lists caliber 775, which is a service replacement. This is documented polar provenance for a 6350; it is separate from the disputed Hillary and Tenzing claims attached to some 6098s. The catalogue title sometimes styles Prior as "Sir", but the lot note identifies him as Douglas Roland Otway Prior and documents the Polar Medal rather than a knighthood.

Original chronometer certification papers
Original chronometer certification papers

Historical market and auction record

Sale Lot Year Serial Variant Hammer
Phillips Geneva XIII 75 2021 955,327 honeycomb, pencil hands CHF 88,200
Phillips Geneva FOUR 179 2016 955,855 honeycomb CHF 35,000
Phillips Geneva XV 157 2022 955,369 honeycomb CHF 75,600
Phillips Racing Pulse NY 17 2020 955,837 honeycomb USD 126,000
Antiquorum NY 223-84 2009 , honeycomb, cal. 775 (service replacement) USD 12,600
Antiquorum HK 351-218 2022 955,343 honeycomb est. HKD 380,000–480,000
Antiquorum HK 369-111 2024 955,472 black gilt chapter ring HKD 150,000
Antiquorum Geneva 317-570 2018 955,761 Douglas Prior IGY 1956, cal. 775 CHF 62,500
Sotheby's archive , 2023 , honeycomb, Mercedes/syringe hands, presentation box USD 48,260
Sotheby's Important Watches Geneva 88 2026 955,521 honeycomb, A296 (catalogue 19j) est. CHF 10,000–20,000

These are selected auction records, not a valuation guide. Results vary with dial condition, originality, provenance, and the quality of the accompanying documentation. The USD 175,000 dealer figure in an older listing is an asking price, not a public sale result, and is omitted from the comparison.

Related references

See also the Explorer family index, movement reference, bracelet & clasp guide, and serial numbers by year.

  • Early Rolex Explorer 6350
    Early Rolex Explorer 6350
  • 6350 full-watch comparison
    6350 full-watch comparison
  • 6350 gilt chapter-ring dial
    6350 gilt chapter-ring dial
  • 6350 honeycomb dial
    6350 honeycomb dial
  • 6350 gilt hands detail
    6350 gilt hands detail
  • 6350 caseback detail
    6350 caseback detail
  • 6350 Brevet crown with plus mark
    6350 Brevet crown with plus mark
  • 6350 chronometer papers
    6350 chronometer papers

Sources

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