Reference:116520 - Revision history

Admin: site-wide: layout classes (core-facts card, breadcrumb, entry-point cards)

2026-09-05T01:19:38Z

site-wide: layout classes (core-facts card, breadcrumb, entry-point cards)

← Older revision		Revision as of 01:19, 5 September 2026
Line 13:		Line 13:
	}}		}}

	<small>[[Reference:daytona\|Daytona]] -> '''116520'''</small>		<small>[[Reference:daytona\|Daytona]] › '''116520'''</small>

	The 116520 is the first Daytona built around a wholly in-house Rolex chronograph movement. It launched at Baselworld 2000 with caliber 4130, ran for sixteen years, and gave way to the ceramic-bezel 116500LN in 2016. Vertical clutch, column wheel, 72-hour reserve — the architecture that defines every modern Daytona reached the wrist here first.		The 116520 is the first Daytona built around a wholly in-house Rolex chronograph movement. It launched at Baselworld 2000 with caliber 4130, ran for sixteen years, and gave way to the ceramic-bezel 116500LN in 2016. Vertical clutch, column wheel, 72-hour reserve — the architecture that defines every modern Daytona reached the wrist here first.
Line 22:		Line 22:
	== Core facts ==		== Core facts ==

	{\| class="wikitable"		{\| class="wikitable rp-facts"
	! detail !! value		! detail !! value
	\|-		\|-

Admin: site-wide: domain move BezelBase → Rolexopedia (rolexopedia.net)

2026-09-05T00:35:45Z

site-wide: domain move BezelBase → Rolexopedia (rolexopedia.net)

← Older revision		Revision as of 00:35, 5 September 2026
Line 1:		Line 1:
	{{DISPLAYTITLE:Rolex 116520 Daytona}}		{{DISPLAYTITLE:Rolex 116520 Daytona}}
	{{#seo:		{{#seo:
	\|title=Rolex Daytona 116520 — Steel, Cal 4130, 2000–2016 \| ~~BezelBase~~		\|title=Rolex Daytona 116520 — Steel, Cal 4130, 2000–2016 \| Rolexopedia
	\|description=Rolex's first in-house chronograph movement (cal 4130, 72h power reserve, vertical clutch, column wheel) ran in the 116520 for 16 years before the ceramic-bezel transition in 2016. Includes the APH error dial and the asymmetric lug case observation.		\|description=Rolex's first in-house chronograph movement (cal 4130, 72h power reserve, vertical clutch, column wheel) ran in the 116520 for 16 years before the ceramic-bezel transition in 2016. Includes the APH error dial and the asymmetric lug case observation.
	\|keywords=Rolex 116520, Daytona 116520, cal 4130, in-house chronograph, APH dial, asymmetric lugs, Fratello, vertical clutch, column wheel, 78490		\|keywords=Rolex 116520, Daytona 116520, cal 4130, in-house chronograph, APH dial, asymmetric lugs, Fratello, vertical clutch, column wheel, 78490

Admin: Add cream "Panna" dial: 2000-2002 P/K/Y window, contested cause, naming spread, auction record (Christie’s, Phillips, Antiquorum, Sotheby’s, Artcurial, Revolution)

2026-08-18T02:24:48Z

Add cream "Panna" dial: 2000-2002 P/K/Y window, contested cause, naming spread, auction record (Christie’s, Phillips, Antiquorum, Sotheby’s, Artcurial, Revolution)

← Older revision		Revision as of 02:24, 18 August 2026
Line 126:		Line 126:
	\|-		\|-
	\| White "Panda" dial \|\| 2000–2016 \|\| White dial with black sub-dial rings; silver chronograph hands \|\| Standard alternative to black across the entire run; carries through every lume generation		\| White "Panda" dial \|\| 2000–2016 \|\| White dial with black sub-dial rings; silver chronograph hands \|\| Standard alternative to black across the entire run; carries through every lume generation
			\|-
			\| Cream / "Panna" dial \|\| 2000–2002 production; P, K and Y serials \|\| White dial gone off-white to cream, and on the strongest examples to mustard or citrus yellow; silver sub-dial rings warm toward brass alongside it \|\| Never a catalogue option; a coating change that happened after delivery. Catalogued by Phillips, Christie’s, Sotheby’s, Antiquorum and Artcurial. Cause is contested
	\|-		\|-
	\| Black dial, white lume \|\| ~2005–2016 \|\| Black dial; lume plots in cooler white Super-LumiNova then chromalight \|\| The mid-life and late-life standard black dial		\| Black dial, white lume \|\| ~2005–2016 \|\| Black dial; lume plots in cooler white Super-LumiNova then chromalight \|\| The mid-life and late-life standard black dial
Line 133:		Line 135:
	\| APH error dial \|\| 2009 (white) / 2010 (black) onward \|\| Visible kerning gap between "Cosmogr" and "aph" in the dial text \|\| Documented by Logan Baker at Phillips as a kerning anomaly in the COSMOGRAPH text; appears sporadically through 2016. Carries a small market premium today despite being a misprint		\| APH error dial \|\| 2009 (white) / 2010 (black) onward \|\| Visible kerning gap between "Cosmogr" and "aph" in the dial text \|\| Documented by Logan Baker at Phillips as a kerning anomaly in the COSMOGRAPH text; appears sporadically through 2016. Carries a small market premium today despite being a misprint
	\|}		\|}

			=== The cream "Panna" dial ===

			Rolex never offered a cream dial on the 116520. What the market calls one is a white dial that changed on its own, drifting off-white, then to cream, and on the furthest-gone examples to a flat mustard or citrus yellow, with the silver sub-dial rings warming toward brass alongside it.

			The affected window is the one thing the auction houses agree on: 2000 to 2002, on P, K and Y serials. Christie’s puts it as "only specimens manufactured between 2000 and 2002 within the serial number ranges P, K and Y". Phillips has printed the same range across sales from 2018 onward. Antiquorum’s Geneva lot of November 2021 narrows it to "only 3 reference letters P, K and Y", and Artcurial goes tighter still in January 2023, restricting the change to the earliest examples of the reference and above all to the P series. Owner reports run wider than the catalogues do, with F-series examples surfacing often enough to be worth noting, and Sotheby’s has itself catalogued a "Citrus" example as circa 2003, outside the window it otherwise gives. The phenomenon was documented in print early: both Sotheby’s and Antiquorum point their bidders at page 71 of Pucci Papaleo and Paolo Gobbi’s ''Ultimate Rolex Daytona'' (Pucci Papaleo Editore, 2010).

			Cause is where it falls apart. Christie’s puts the fault in the topcoat, describing "a natural defect in the protective varnish coating". Phillips has called the same thing "a defect in some batches of paint used for the white dial" in 2021, the nature of the lacquer used in 2022, and "the material’s nature" in 2024. None of the four formulations carries a citation, no Rolex document acknowledges the phenomenon, and no published analysis of an affected dial exists. The collector explanation, ultraviolet exposure, runs into a hard counter-example: Antiquorum has twice sold cream and lemon 116520s as new old stock with factory stickers still in place, one of them with the caseback sticker intact. A dial that turned under its own sticker did not turn in the sun. Exposure clearly modulates how far a given example goes, since stickered examples that stayed white also exist, but it does not look like the driver. Christie’s adds the detail that makes the variant hard to police: "the change in hue is completely random for each timepiece", which is why a cream dial rests on catalogue provenance rather than on anything a loupe can settle.

			The naming has not settled either. "Panna" is Italian for cream and is collector usage rather than anything Rolex printed — Phillips glosses it that way itself, offering a lot in 2024 as a "Panna Dial (italian for Cream Dial)". Ross Povey, writing for Revolution in July 2020, records Panna as the collectors’ term while noting that Sotheby’s had christened its own extreme yellow examples "Citrus". Christie’s prefers "mustard", Antiquorum has catalogued "lemon", and Artcurial titles its lots "Panna Limone". Five houses, and no two of them call it the same thing.

			The cream dial gets conflated with the brown sub-dials of the Zenith-era [[Reference:16520\|16520]], and it should not be. Christie’s attributes those to degradation of the organic Zapon coating on dials made in 1994 and 1995: a different coating, a different reference, a different decade. A cream 116520 is not a Patrizzi.

	<span id="case-bezel-crystal-and-crown"></span>		<span id="case-bezel-crystal-and-crown"></span>
Line 172:		Line 186:
	The 2016 ceramic-bezel transition reset the market. With the 116500LN absorbing Daytona demand at retail and the 116520 instantly the last steel-bezel Daytona, used prices climbed in the years that followed. Auction treatment has stayed selective rather than headline-driven. The steel 116520 trades regularly at Sotheby's, Christie's, and Phillips, with APH variants and original-papers examples drawing the strongest bids.		The 2016 ceramic-bezel transition reset the market. With the 116500LN absorbing Daytona demand at retail and the 116520 instantly the last steel-bezel Daytona, used prices climbed in the years that followed. Auction treatment has stayed selective rather than headline-driven. The steel 116520 trades regularly at Sotheby's, Christie's, and Phillips, with APH variants and original-papers examples drawing the strongest bids.

	~~One documented outlier is Sotheby's~~ 2025 ~~'Citrus' 116520~~, a circa 2003 watch ~~catalogued with a factory white dial that had aged to an even citrus tone. Read it~~ as an ~~auction lead~~ rather than ~~a rule. It shows that non-tritium 116520 dials can still develop visible colour change;~~ it ~~does not establish a tropical sub-series for the reference~~.		Cream dials are the exception to that restraint, and they carry real money. Antiquorum’s Geneva sale of 7 November 2021 took a K-series example with its warranty and caseback sticker to CHF 162,500 against a CHF 100,000 to 200,000 estimate. Phillips has repeatedly cleared its own numbers on the variant, with CHF 37,800 at the Geneva Watch Auction XIV in November 2021 and CHF 35,560 at Geneva XX in April 2024, both against estimates topping out at CHF 30,000 and CHF 40,000. Sotheby’s 2025 ‘Citrus’ lot, a circa 2003 watch, sits outside the P-K-Y window every house otherwise states and is worth reading as an outlier rather than an extension of it.


Line 193:		Line 207:
	* [https://www.phillips.com/article/127946519/rolex-daytona-aph-dial-116520-error Perpetual Picks: Accidents Happen — How A Simple Kerning Mistake Created A More Desirable Daytona] — Logan Baker, Phillips		* [https://www.phillips.com/article/127946519/rolex-daytona-aph-dial-116520-error Perpetual Picks: Accidents Happen — How A Simple Kerning Mistake Created A More Desirable Daytona] — Logan Baker, Phillips
	* [https://www.sothebys.com/en/articles/vintage-rolex-daytona-the-gold-standard Vintage Rolex Daytona: The Gold Standard] — Karyn Orrico, Sotheby's		* [https://www.sothebys.com/en/articles/vintage-rolex-daytona-the-gold-standard Vintage Rolex Daytona: The Gold Standard] — Karyn Orrico, Sotheby's
			* [https://onlineonly.christies.com/s/watches-online-top-time/rolex-daytona-ref-116520-4/177042 Rolex, Daytona, Ref. 116520, ‘Mustard’ Dial, P Series] — Christie’s, Watches Online: Top of the Time, March 2023, lot 4
			* [https://www.phillips.com/detail/rolex/CH080424/194 Rolex Cosmograph Daytona ref. 116520 ‘Panna Dial’, case P538618] — Phillips in Association with Bacs & Russo, The Geneva Watch Auction: XX, 8 April 2024, lot 194
			* [https://www.phillips.com/detail/rolex/CH080221/5 Rolex Cosmograph Daytona ref. 116520 ‘Cream Dial’, case P607470] — Phillips in Association with Bacs & Russo, The Geneva Watch Auction: XIV, 5 November 2021, lot 5
			* [https://www.phillips.com/detail/rolex/HK080218/1055 Rolex Cosmograph Daytona ref. 116520 ‘Cream Dial’, case K917765] — Phillips, The Hong Kong Watch Auction: SEVEN, November 2018, lot 1055
			* [https://catalog.antiquorum.swiss/en/lots/rolex-ref-116520-cosmograph-daytona-lot-344-313 Rolex, Ref. 116520, Daytona, Lemon Dial, case K326645] — Antiquorum Genève, 7 November 2021, lot 313
			* [https://www.sothebys.com/en/buy/auction/2022/important-watches-part-ii/citrus-daytona-ref-116520-stainless-steel ‘Citrus’ Daytona, Ref. 116520, case Y786730] — Sotheby’s, Important Watches Part II, Geneva, 11 May 2022, lot 413
			* [https://revolutionwatch.com/poveys-picks-sothebys-important-watches-hong-kong-11-july-2020/ Povey’s Picks: Sotheby’s Important Watches Hong Kong] — Ross Povey, Revolution, 9 July 2020
			* ''Ultimate Rolex Daytona'' — Pucci Papaleo and Paolo Gobbi, Pucci Papaleo Editore, 2010
	* [https://www.vintagewatchstraps.com/ Vintage Watch Straps — Rolex bracelet and clasp reference] — David Boettcher, vintagewatchstraps.com		* [https://www.vintagewatchstraps.com/ Vintage Watch Straps — Rolex bracelet and clasp reference] — David Boettcher, vintagewatchstraps.com
	* [https://revolutionwatch.com/a-movement-in-history-the-zenith-driven-rolex-daytona/ A Movement in History: The Zenith-driven Rolex Daytona] — Ross Povey, Revolution Watch		* [https://revolutionwatch.com/a-movement-in-history-the-zenith-driven-rolex-daytona/ A Movement in History: The Zenith-driven Rolex Daytona] — Ross Povey, Revolution Watch

Admin: Fact fix: APH = the COSMOGRAPH kerning gap, not 'Applied Printed Hour' or an Asia-Pacific Hong Kong batch (Logan Baker, Phillips, 2023-07-25); add the Phillips/Fratello date disagreement; 1963-2000 is thirty-seven years; SJX cal 4130 LIGA piece is by Richard Lee, not JX Su (watchesbysjx.com, 2020-11-17)

2026-08-08T22:28:40Z

Fact fix: APH = the COSMOGRAPH kerning gap, not 'Applied Printed Hour' or an Asia-Pacific Hong Kong batch (Logan Baker, Phillips, 2023-07-25); add the Phillips/Fratello date disagreement; 1963-2000 is thirty-seven years; SJX cal 4130 LIGA piece is by Richard Lee, not JX Su (watchesbysjx.com, 2020-11-17)

Admin: Text audit: voice, clarity, source links

2026-08-08T22:27:09Z

Text audit: voice, clarity, source links

Show changes

Admin: SEO: clickable title + og:image + timestamps

2026-08-04T00:15:46Z

SEO: clickable title + og:image + timestamps

← Older revision		Revision as of 00:15, 4 August 2026
Line 9:		Line 9:
	\|og_type=article		\|og_type=article
	\|published_time=2026-04-19T03:20:10Z		\|published_time=2026-04-19T03:20:10Z
	\|modified_time=2026-07-~~18T12~~:51:~~32Z~~		\|modified_time=2026-08-04T00:07:16Z
	\|robots=index,follow,max-image-preview:large		\|robots=index,follow,max-image-preview:large
	}}		}}

Admin: SEO: clickable title + og:image + timestamps

2026-08-04T00:07:16Z

SEO: clickable title + og:image + timestamps

← Older revision		Revision as of 00:07, 4 August 2026
Line 1:		Line 1:
	{{DISPLAYTITLE:Rolex 116520 Daytona}}		{{DISPLAYTITLE:Rolex 116520 Daytona}}
	{{#seo:		{{#seo:
	\|title=Rolex Daytona 116520 — Steel, Cal 4130, 2000–2016 \| BezelBase		\|title=Rolex Daytona 116520 — Steel, Cal 4130, 2000–2016 \| BezelBase
	\|description=Rolex's first in-house chronograph movement (cal 4130, 72h power reserve, vertical clutch, column wheel) ran in the 116520 for 16 years before the ceramic-bezel transition in 2016. Includes the APH error dial and the asymmetric lug case observation.		\|description=Rolex's first in-house chronograph movement (cal 4130, 72h power reserve, vertical clutch, column wheel) ran in the 116520 for 16 years before the ceramic-bezel transition in 2016. Includes the APH error dial and the asymmetric lug case observation.
	\|keywords=Rolex 116520, Daytona 116520, cal 4130, in-house chronograph, APH dial, asymmetric lugs, Fratello, vertical clutch, column wheel, 78490		\|keywords=Rolex 116520, Daytona 116520, cal 4130, in-house chronograph, APH dial, asymmetric lugs, Fratello, vertical clutch, column wheel, 78490
Line 9:		Line 9:
	\|og_type=article		\|og_type=article
	\|published_time=2026-04-19T03:20:10Z		\|published_time=2026-04-19T03:20:10Z
	\|modified_time=2026-06-~~29T01~~:14:~~39Z~~		\|modified_time=2026-07-18T12:51:32Z
	\|robots=index,follow,max-image-preview:large		\|robots=index,follow,max-image-preview:large
	}}		}}

Klaudiusz: Internal linking: related references + component links

2026-07-18T12:51:32Z

Internal linking: related references + component links

← Older revision		Revision as of 12:51, 18 July 2026
Line 177:		Line 177:

	One documented outlier is Sotheby's 2025 'Citrus' 116520, a circa 2003 watch catalogued with a factory white dial that had aged to an even citrus tone. That example should sit as an auction lead, not a rule: it shows that non-tritium 116520 dials can still develop visible colour change, but it does not prove a broad tropical sub-series for the reference.		One documented outlier is Sotheby's 2025 'Citrus' 116520, a circa 2003 watch catalogued with a factory white dial that had aged to an even citrus tone. That example should sit as an auction lead, not a rule: it shows that non-tritium 116520 dials can still develop visible colour change, but it does not prove a broad tropical sub-series for the reference.


			== Related references ==

			* [[Reference:116528\|Daytona 116528]] — 2000–2016
			* [[Reference:116518\|Daytona 116518]] — 2000–2015
			* [[Reference:116505\|Daytona 116505]] — Everose Gold (2008–2023)
			* [[Reference:116500LN\|Daytona 116500LN]] — Ceramic Bezel (2016–2023)
			* [[Reference:116508\|Daytona 116508]] — Yellow Gold, Cal 4130 (2016–2023)
			* [[Reference:16519\|Daytona 16519]] — White Gold Zenith (1989–2000)

			See also the [[Reference:daytona\|Daytona family index]], [[Reference:Movements\|movement reference]], [[Reference:Bracelets\|bracelet & clasp guide]], and [[Reference:Serial-numbers\|serial numbers by year]].

	== Sources ==		== Sources ==

Admin: SEO: clickable title + og:image + timestamps

2026-06-29T01:16:01Z

SEO: clickable title + og:image + timestamps

← Older revision		Revision as of 01:16, 29 June 2026
Line 9:		Line 9:
	\|og_type=article		\|og_type=article
	\|published_time=2026-04-19T03:20:10Z		\|published_time=2026-04-19T03:20:10Z
	\|modified_time=2026-06-~~28T23~~:36:~~19Z~~		\|modified_time=2026-06-29T01:14:39Z
	\|robots=index,follow,max-image-preview:large		\|robots=index,follow,max-image-preview:large
	}}		}}

Admin: SEO: clickable title + og:image + timestamps

2026-06-29T01:14:39Z

SEO: clickable title + og:image + timestamps

← Older revision		Revision as of 01:14, 29 June 2026
Line 9:		Line 9:
	\|og_type=article		\|og_type=article
	\|published_time=2026-04-19T03:20:10Z		\|published_time=2026-04-19T03:20:10Z
	\|modified_time=2026-06-~~04T04~~:38:~~04Z~~		\|modified_time=2026-06-28T23:36:19Z
	\|robots=index,follow,max-image-preview:large		\|robots=index,follow,max-image-preview:large
	}}		}}

← Older revision		Revision as of 22:28, 8 August 2026
Line 82:		Line 82:
	Lume changed mid-life. Early production carried Luminova; Super-LumiNova replaced it within the first few years, and the lume reads cooler and brighter on later examples than on the earliest ones. Published sources do not converge on the precise cutover window. The 116520 sits entirely on the post-tritium side of the 1998–2000 catalogue-wide cutover, so every example is a non-radioactive watch.		Lume changed mid-life. Early production carried Luminova; Super-LumiNova replaced it within the first few years, and the lume reads cooler and brighter on later examples than on the earliest ones. Published sources do not converge on the precise cutover window. The 116520 sits entirely on the post-tritium side of the 1998–2000 catalogue-wide cutover, so every example is a non-radioactive watch.

	The APH ~~(Applied Printed Hour)~~ error dial ~~enters~~ the ~~run around~~ 2009 on white~~-dial production~~ and 2010 on black, ~~per Logan Baker's coverage at Phillips. The misprint sits~~ in the ~~dial text~~, ~~with visible spacing~~ between ~~"Cosmogr"~~ and ~~"aph" in~~ the ~~second line~~, and ~~was never officially corrected.~~ APH dials kept turning up sporadically through the 2016 discontinuation. ~~Production volume~~ is not documented~~; the variant's frequency within the run remains an open question~~.		The APH error dial takes its name from the last three letters of COSMOGRAPH, which sit too far to the right on the affected dials and open a visible gap in the middle of the word. Logan Baker's Phillips article on the variant dates the earliest examples to 2009 on white dials and 2010 on black; Ben Hodges, writing for Fratello in 2021, puts the run later, between 2011 and 2014. Rolex never corrected the kerning, and APH dials kept turning up sporadically through the 2016 discontinuation. How many were made is not documented.

	Late-production examples carry Chromalight-era lume that reads slightly differently from earlier Super-LumiNova, while the dial print holds steady across the transition.		Late-production examples carry Chromalight-era lume that reads slightly differently from earlier Super-LumiNova, while the dial print holds steady across the transition.
Line 89:		Line 89:
	== Movement notes ==		== Movement notes ==

	Caliber 4130 is the headline of this reference. It is Rolex's first wholly in-house chronograph movement, launched in 2000 after a development cycle the brand described as five years long. For thirty-~~eight~~ years before it, the chronograph base came from outside: the Valjoux 72 family powered every manual-wind Daytona from 1963 through 1988, then the Zenith El Primero base sat under cal 4030 from 1988 through 1999. The 4130 ended that.		Caliber 4130 is the headline of this reference. It is Rolex's first wholly in-house chronograph movement, launched in 2000 after a development cycle the brand described as five years long. For thirty-seven years before it, the chronograph base came from outside: the Valjoux 72 family powered every manual-wind Daytona from 1963 through 1988, then the Zenith El Primero base sat under cal 4030 from 1988 through 1999. The 4130 ended that.

	The architecture matters. Cal 4130 uses a vertical-clutch chronograph coupling: two stacked discs engage along their flat faces in place of the rocking pinion of a horizontal clutch. The result is no jitter at start, no amplitude loss when the chronograph runs, and no backlash hop on the seconds hand. Paul Boutros, writing in the third part of Hodinkee's Daytona dissection, confirmed the absence of jitter across a seven-day wear test with frequent chronograph use. A column wheel handles the start-stop-reset switching, the older and visually cleaner alternative to a cam-actuated system.		The architecture matters. Cal 4130 uses a vertical-clutch chronograph coupling: two stacked discs engage along their flat faces in place of the rocking pinion of a horizontal clutch. The result is no jitter at start, no amplitude loss when the chronograph runs, and no backlash hop on the seconds hand. Paul Boutros, writing in the third part of Hodinkee's Daytona dissection, confirmed the absence of jitter across a seven-day wear test with frequent chronograph use. A column wheel handles the start-stop-reset switching, the older and visually cleaner alternative to a cam-actuated system.
Line 131:		Line 131:
	\| Racing / luminous-numerals dial \|\| late production \|\| Arabic numerals on the sub-dials with luminous fill; available in black and white \|\| Late-run variant; documentation on production span and volume is thin		\| Racing / luminous-numerals dial \|\| late production \|\| Arabic numerals on the sub-dials with luminous fill; available in black and white \|\| Late-run variant; documentation on production span and volume is thin
	\|-		\|-
	\| APH error dial \|\| 2009 (white) / 2010 (black) onward \|\| Visible kerning gap between "Cosmogr" and "aph" in the dial text \|\| Documented by Logan Baker at Phillips as a kerning anomaly ~~produced by an Asia-Pacific Hong Kong dial batch~~; appears sporadically through 2016. Carries a small market premium today despite being a misprint		\| APH error dial \|\| 2009 (white) / 2010 (black) onward \|\| Visible kerning gap between "Cosmogr" and "aph" in the dial text \|\| Documented by Logan Baker at Phillips as a kerning anomaly in the COSMOGRAPH text; appears sporadically through 2016. Carries a small market premium today despite being a misprint
	\|}		\|}

Line 157:		Line 157:
	== Special branches ==		== Special branches ==

	The APH ~~(Applied Printed Hour)~~ error dial is the headline anomaly of the reference. Baker ~~at Phillips~~ frames it as ~~an Asia-Pacific Hong Kong dial-printing error that slipped past quality control~~ on ~~a portion~~ of ~~2009-~~and~~-later production and was never officially corrected~~. The market ~~treats~~ the misprint as a desirability feature, and APH examples trade at a small premium over standard dials. A 2018 Sotheby's lot of a white APH 116520 with ~~chromalight~~ blue lume ~~sits as~~ the publicly visible auction record for the variant.		The APH error dial is the headline anomaly of the reference. Baker frames it as a typographic accident: the kerning of the Cosmograph text shifted on one run of dials and stayed shifted, uncorrected, for years. The market reads the misprint as a desirability feature, and APH examples trade at a small premium over standard dials. A 2018 Sotheby's lot of a white APH 116520 with Chromalight blue lume is the publicly visible auction record for the variant.

	The gap in COSMOGRAPH is the easy tell, but Phillips notes two companion tells on many late APH dials: the O in OYSTER ~~looks more like~~ a zero, and the spacing across OYSTER PERPETUAL is wider than on earlier standard dials. Those details matter when checking loose claims, ~~because~~ APH ~~is not just a nickname for~~ any late 116520 dial with blue lume.		The gap in COSMOGRAPH is the easy tell, but Phillips notes two companion tells on many late APH dials: the O in OYSTER takes a shape closer to a zero, and the horizontal spacing across OYSTER PERPETUAL runs wider than on earlier standard dials. Those details matter when checking loose claims, since APH names one specific printing error and gets applied loosely to any late 116520 dial with blue lume.

	Double-signed Tiffany & Co. dials on the 116520 turn up in the catalogues of the major auction houses. The pattern is part of the broader Tiffany-signed Rolex tradition; the earlier 16520 generation produced more documented examples.		Double-signed Tiffany & Co. dials on the 116520 turn up in the catalogues of the major auction houses. The pattern is part of the broader Tiffany-signed Rolex tradition; the earlier 16520 generation produced more documented examples.
Line 196:		Line 196:
	* [https://revolutionwatch.com/a-movement-in-history-the-zenith-driven-rolex-daytona/ A Movement in History: The Zenith-driven Rolex Daytona] — Ross Povey, Revolution Watch		* [https://revolutionwatch.com/a-movement-in-history-the-zenith-driven-rolex-daytona/ A Movement in History: The Zenith-driven Rolex Daytona] — Ross Povey, Revolution Watch
	* ''The Vintage Rolex Field Manual'' — Colin A. White, Morning Tundra		* ''The Vintage Rolex Field Manual'' — Colin A. White, Morning Tundra
	* [https://watchesbysjx.com/2020/11/rolex-daytona-movement-4130-liga.html Insight: High-Tech LIGA Within the Rolex Daytona Cal. 4130] — ~~JX Su~~, SJX Watches		* [https://watchesbysjx.com/2020/11/rolex-daytona-movement-4130-liga.html Insight: High-Tech LIGA Within the Rolex Daytona Cal. 4130] — Richard Lee, SJX Watches
	* [https://mazzariolstefanoblog.com/en/stefano-mazzariol-blog-en/studio-sul-rolex-daytona-ref-116520-la-storia-i-mark-e-levoluzione-blog/ Study on the Rolex Daytona Ref. 116520 — History, Marks, and Evolution] — Stefano Mazzariol		* [https://mazzariolstefanoblog.com/en/stefano-mazzariol-blog-en/studio-sul-rolex-daytona-ref-116520-la-storia-i-mark-e-levoluzione-blog/ Study on the Rolex Daytona Ref. 116520 — History, Marks, and Evolution] — Stefano Mazzariol
	* [https://www.phillips.com/article/117303084/the-rolex-cosmograph-daytona-ref-116506-the-anniversary-watch-that-was-so-much-more The Rolex Daytona 116506: Anniversary Watch] — Phillips		* [https://www.phillips.com/article/117303084/the-rolex-cosmograph-daytona-ref-116506-the-anniversary-watch-that-was-so-much-more The Rolex Daytona 116506: Anniversary Watch] — Phillips