Reference:6612 - Revision history

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

2026-09-05T01:22:22Z

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

← Older revision		Revision as of 01:22, 5 September 2026
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	}}		}}

	<small>[[Reference:day-date\|Day-Date]] -> '''6612'''</small>		<small>[[Reference:day-date\|Day-Date]] › '''6612'''</small>

	The 6612 is the smooth-bezel member of the Day-Date's second-generation cluster. It arrived in 1957 alongside the fluted [[Reference:6611\|6611]] and the diamond-bezel 6613, about a year after the [[Reference:6510\|6510]] and [[Reference:6511\|6511]] originals, and it carries the same three upgrades that turned the Day-Date into the President: the President bracelet, the "Superlative Chronometer Officially Certified" dial line, and the rebuilt caliber 1055 with a free-sprung Microstella balance. Where the 6611 wears the fluted "Millerighe" bezel, the 6612 wears a plain polished one. That is the whole difference between them.		The 6612 is the smooth-bezel member of the Day-Date's second-generation cluster. It arrived in 1957 alongside the fluted [[Reference:6611\|6611]] and the diamond-bezel 6613, about a year after the [[Reference:6510\|6510]] and [[Reference:6511\|6511]] originals, and it carries the same three upgrades that turned the Day-Date into the President: the President bracelet, the "Superlative Chronometer Officially Certified" dial line, and the rebuilt caliber 1055 with a free-sprung Microstella balance. Where the 6611 wears the fluted "Millerighe" bezel, the 6612 wears a plain polished one. That is the whole difference between them.
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	==Core facts==		==Core facts==

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

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

2026-09-05T00:38:33Z

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

← Older revision		Revision as of 00:38, 5 September 2026
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	{{DISPLAYTITLE:Rolex 6612 Day-Date}}		{{DISPLAYTITLE:Rolex 6612 Day-Date}}
	{{#seo:		{{#seo:
	\|title=Rolex Day-Date 6612 — Early President, 1957–1959 \| ~~BezelBase~~		\|title=Rolex Day-Date 6612 — Early President, 1957–1959 \| Rolexopedia
	\|description=The 6612 (1957–1959) is the smooth-bezel Day-Date of the second-generation 66xx cluster, sibling to the fluted 6611 and diamond-bezel 6613. 36mm 18k gold (rare platinum), caliber 1055B with free-sprung Microstella balance, President bracelet, and the "Superlative Chronometer Officially Certified" dial.		\|description=The 6612 (1957–1959) is the smooth-bezel Day-Date of the second-generation 66xx cluster, sibling to the fluted 6611 and diamond-bezel 6613. 36mm 18k gold (rare platinum), caliber 1055B with free-sprung Microstella balance, President bracelet, and the "Superlative Chronometer Officially Certified" dial.
	\|keywords=Rolex 6612, Day-Date, President, smooth bezel, 66xx cluster, 6611, 6613, caliber 1055B, [[Reference:6612B\|6612B]], platinum Day-Date		\|keywords=Rolex 6612, Day-Date, President, smooth bezel, 66xx cluster, 6611, 6613, caliber 1055B, [[Reference:6612B\|6612B]], platinum Day-Date

Admin: Cleanup: remove stale Category:Working Draft — page is fully published, category has no functional gate in code

2026-08-09T23:55:22Z

Cleanup: remove stale Category:Working Draft — page is fully published, category has no functional gate in code

← Older revision		Revision as of 23:55, 9 August 2026
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	[[Category:Day-Date]]		[[Category:Day-Date]]
	~~[[Category:Working Draft]]~~
	[[Category:References]]		[[Category:References]]

Admin: Style: normalise breadcrumb arrow to canonical '->' (reference-audit.md convention)

2026-08-09T23:45:59Z

Style: normalise breadcrumb arrow to canonical '->' (reference-audit.md convention)

← Older revision		Revision as of 23:45, 9 August 2026
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	}}		}}

	<small>[[Reference:day-date\|Day-Date]] → '''6612'''</small>		<small>[[Reference:day-date\|Day-Date]] -> '''6612'''</small>

	The 6612 is the smooth-bezel member of the Day-Date's second-generation cluster. It arrived in 1957 alongside the fluted [[Reference:6611\|6611]] and the diamond-bezel 6613, about a year after the [[Reference:6510\|6510]] and [[Reference:6511\|6511]] originals, and it carries the same three upgrades that turned the Day-Date into the President: the President bracelet, the "Superlative Chronometer Officially Certified" dial line, and the rebuilt caliber 1055 with a free-sprung Microstella balance. Where the 6611 wears the fluted "Millerighe" bezel, the 6612 wears a plain polished one. That is the whole difference between them.		The 6612 is the smooth-bezel member of the Day-Date's second-generation cluster. It arrived in 1957 alongside the fluted [[Reference:6611\|6611]] and the diamond-bezel 6613, about a year after the [[Reference:6510\|6510]] and [[Reference:6511\|6511]] originals, and it carries the same three upgrades that turned the Day-Date into the President: the President bracelet, the "Superlative Chronometer Officially Certified" dial line, and the rebuilt caliber 1055 with a free-sprung Microstella balance. Where the 6611 wears the fluted "Millerighe" bezel, the 6612 wears a plain polished one. That is the whole difference between them.

Admin: Text audit: voice, clarity, source links

2026-08-09T21:10:52Z

Text audit: voice, clarity, source links

Admin: Style: canonical '== Sources ==' heading spacing per AGENTS.md

2026-08-08T21:31:46Z

Style: canonical '== Sources ==' heading spacing per AGENTS.md

← Older revision		Revision as of 21:31, 8 August 2026
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	See also the [[Reference:day-date\|Day-Date family index]], [[Reference:Movements\|movement reference]], [[Reference:Bracelets\|bracelet & clasp guide]], and [[Reference:Serial-numbers\|serial numbers by year]].		See also the [[Reference:day-date\|Day-Date family index]], [[Reference:Movements\|movement reference]], [[Reference:Bracelets\|bracelet & clasp guide]], and [[Reference:Serial-numbers\|serial numbers by year]].

	==Sources==		== Sources ==

	* ''The Vintage Rolex Field Manual'' — Colin A. White, Morning Tundra		* ''The Vintage Rolex Field Manual'' — Colin A. White, Morning Tundra

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

2026-08-04T00:23:15Z

SEO: clickable title + og:image + timestamps

← Older revision		Revision as of 00:23, 4 August 2026
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	\|og_type=article		\|og_type=article
	\|published_time=2026-06-07T05:24:12Z		\|published_time=2026-06-07T05:24:12Z
	\|modified_time=2026-08-~~03T21~~:37:~~56Z~~		\|modified_time=2026-08-04T00:14:47Z
	\|robots=index,follow,max-image-preview:large		\|robots=index,follow,max-image-preview:large
	}}		}}

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

2026-08-04T00:14:47Z

SEO: clickable title + og:image + timestamps

← Older revision		Revision as of 00:14, 4 August 2026
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	{{DISPLAYTITLE:Rolex 6612 Day-Date}}		{{DISPLAYTITLE:Rolex 6612 Day-Date}}
	{{#seo:		{{#seo:
	\|title=Rolex Day-Date 6612 — Early President, 1957–1959 \| BezelBase		\|title=Rolex Day-Date 6612 — Early President, 1957–1959 \| BezelBase
	\|description=The 6612 (1957–1959) is the smooth-bezel Day-Date of the second-generation 66xx cluster, sibling to the fluted 6611 and diamond-bezel 6613. 36mm 18k gold (rare platinum), caliber 1055B with free-sprung Microstella balance, President bracelet, and the "Superlative Chronometer Officially Certified" dial.		\|description=The 6612 (1957–1959) is the smooth-bezel Day-Date of the second-generation 66xx cluster, sibling to the fluted 6611 and diamond-bezel 6613. 36mm 18k gold (rare platinum), caliber 1055B with free-sprung Microstella balance, President bracelet, and the "Superlative Chronometer Officially Certified" dial.
	\|keywords=Rolex 6612, Day-Date, President, smooth bezel, 66xx cluster, 6611, 6613, caliber 1055B, [[Reference:6612B\|6612B]], platinum Day-Date		\|keywords=Rolex 6612, Day-Date, President, smooth bezel, 66xx cluster, 6611, 6613, caliber 1055B, [[Reference:6612B\|6612B]], platinum Day-Date
	\|image=Ref 6612 hero.webp		\|image=Ref 6612 hero.webp
	\|image_alt=Rolex Day-Date 6612 in platinum with smooth bezel and grey diamond dial		\|image_alt=Rolex Day-Date 6612 in platinum with smooth bezel and grey diamond dial
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	\|og_type=article		\|og_type=article
	\|published_time=2026-06-07T05:24:12Z		\|published_time=2026-06-07T05:24:12Z
	\|modified_time=2026-06-~~29T01~~:22:~~04Z~~		\|modified_time=2026-08-03T21:37:56Z
	\|robots=index,follow,max-image-preview:large		\|robots=index,follow,max-image-preview:large
	}}		}}

Admin: Fix category casing: working-draft -> Working Draft (consolidate tracking category)

2026-08-03T21:37:56Z

Fix category casing: working-draft -> Working Draft (consolidate tracking category)

← Older revision		Revision as of 21:37, 3 August 2026
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	[[Category:Day-Date]]		[[Category:Day-Date]]
	[[Category:~~working-draft~~]]		[[Category:Working Draft]]
	[[Category:References]]		[[Category:References]]

Admin: Drop unsupported "Spanish day disc" from hero caption: the Phillips Glamorous Day-Date lot 43 catalogue records no day-disc language, and the claim was removed from 6612B on the same grounds

2026-08-03T14:44:35Z

Drop unsupported "Spanish day disc" from hero caption: the Phillips Glamorous Day-Date lot 43 catalogue records no day-disc language, and the claim was removed from 6612B on the same grounds

← Older revision		Revision as of 14:44, 3 August 2026
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	The shared origin story — the day-disc patents, the Presidential nickname, the full cluster roster — belongs to the [[Reference:6510\|6510]] entry, and the bracelet-and-caliber bundle that defines the cluster is set out on the [[Reference:6611\|6611]]. What follows is specific to the 6612: the smooth bezel, the metals it came in including a platinum pair that sits among the rarest early Day-Dates, and the 6612B sub-variant.		The shared origin story — the day-disc patents, the Presidential nickname, the full cluster roster — belongs to the [[Reference:6510\|6510]] entry, and the bracelet-and-caliber bundle that defines the cluster is set out on the [[Reference:6611\|6611]]. What follows is specific to the 6612: the smooth bezel, the metals it came in including a platinum pair that sits among the rarest early Day-Dates, and the 6612B sub-variant.

	[[File:Ref 6612 hero.webp\|thumb\|right\|250px\|alt=Rolex Day-Date 6612 in platinum with smooth bezel and grey diamond dial\|The 6612 in platinum — smooth bezel, grey dial with diamond markers~~, Spanish day disc~~, on the President bracelet. One of the documented platinum examples. Photo: Phillips / EveryWatch]]		[[File:Ref 6612 hero.webp\|thumb\|right\|250px\|alt=Rolex Day-Date 6612 in platinum with smooth bezel and grey diamond dial\|The 6612 in platinum — smooth bezel, grey dial with diamond markers, on the President bracelet. One of the documented platinum examples. Photo: Phillips / EveryWatch]]

	==Core facts==		==Core facts==

← Older revision		Revision as of 21:10, 9 August 2026
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	The 6612 is the smooth-bezel member of the Day-Date's second-generation cluster. It arrived in 1957 alongside the fluted [[Reference:6611\|6611]] and the diamond-bezel 6613, about a year after the [[Reference:6510\|6510]] and [[Reference:6511\|6511]] originals, and it carries the same three upgrades that turned the Day-Date into the President: the President bracelet, the "Superlative Chronometer Officially Certified" dial line, and the rebuilt caliber 1055 with a free-sprung Microstella balance. Where the 6611 wears the fluted "Millerighe" bezel, the 6612 wears a plain polished one. That is the whole difference between them.		The 6612 is the smooth-bezel member of the Day-Date's second-generation cluster. It arrived in 1957 alongside the fluted [[Reference:6611\|6611]] and the diamond-bezel 6613, about a year after the [[Reference:6510\|6510]] and [[Reference:6511\|6511]] originals, and it carries the same three upgrades that turned the Day-Date into the President: the President bracelet, the "Superlative Chronometer Officially Certified" dial line, and the rebuilt caliber 1055 with a free-sprung Microstella balance. Where the 6611 wears the fluted "Millerighe" bezel, the 6612 wears a plain polished one. That is the whole difference between them.

	The shared origin story — the day-disc patents, the Presidential nickname, the full cluster roster — belongs to the [[Reference:6510\|6510]] entry, and the bracelet-and-caliber bundle that defines the cluster is set out on the [[Reference:6611\|6611]]~~. What follows is specific to the 6612: the smooth bezel, the metals it came in including a platinum pair that sits among the rarest early Day-Dates, and the 6612B sub-variant~~.		The shared origin story — the day-disc patents, the Presidential nickname, the full cluster roster — belongs to the [[Reference:6510\|6510]] entry, and the bracelet-and-caliber bundle that defines the cluster is set out on the [[Reference:6611\|6611]].

	[[File:Ref 6612 hero.webp\|thumb\|right\|250px\|alt=Rolex Day-Date 6612 in platinum with smooth bezel and grey diamond dial\|The 6612 in platinum — smooth bezel, grey dial with diamond markers, on the President bracelet. One of the documented platinum examples. Photo: Phillips / EveryWatch]]		[[File:Ref 6612 hero.webp\|thumb\|right\|250px\|alt=Rolex Day-Date 6612 in platinum with smooth bezel and grey diamond dial\|The 6612 in platinum — smooth bezel, grey dial with diamond markers, on the President bracelet. One of the documented platinum examples. Photo: Phillips / EveryWatch]]
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	==Production outline==		==Production outline==

	The 6612 ~~shares the cluster's defining move:~~ in 1957 the ~~President bracelet,~~ the ~~rebuilt chronometer-certified caliber~~, ~~and the "Superlative Chronometer Officially Certified" dial arrived together, and the smooth-bezel reference in that group was the 6612. It kept~~ the 36mm Oyster case and the gold-and-platinum catalogue of the period and ran for about three years.		The 6612 arrived in 1957 with the rest of the cluster, keeping the 36mm Oyster case and the gold-and-platinum catalogue of the period, and ran for about three years.

	No Rolex archival production figure has surfaced, and the smooth-bezel 6612 is scarcer in the record than the fluted 6611 — most early Day-Dates that reach the market wear the fluted bezel that became the line's signature. Case numbers fall in the same late-1950s band as the rest of the cluster; the platinum pair below carries numbers around 403,680, consistent with 1958.		No Rolex archival production figure has surfaced, and the smooth-bezel 6612 is scarcer in the record than the fluted 6611 — most early Day-Dates that reach the market wear the fluted bezel that became the line's signature. Case numbers fall in the same late-1950s band as the rest of the cluster; the platinum pair below carries numbers around 403,680, consistent with 1958.
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	The 6612 carries the four-line "Superlative Chronometer Officially Certified" text at six o'clock that the cluster introduced, with the spelled-out day at twelve, the date at three, applied faceted gold indices, and the period's shift toward alpha hands. The printing is gilt, gold text on a glossy lacquered ground, the finish Rolex used before matte printing arrived in the 1960s. Its condition drives value on any surviving example. Day discs follow the retail market — English, French, German, Italian and Spanish discs are all documented across the cluster.		The 6612 carries the four-line "Superlative Chronometer Officially Certified" text at six o'clock that the cluster introduced, with the spelled-out day at twelve, the date at three, applied faceted gold indices, and the period's shift toward alpha hands. The printing is gilt, gold text on a glossy lacquered ground, the finish Rolex used before matte printing arrived in the 1960s. Its condition drives value on any surviving example. Day discs follow the retail market — English, French, German, Italian and Spanish discs are all documented across the cluster.

	~~Two dial directions are worth separating~~ on the 6612. The standard configuration is a champagne or silvered dial with applied gold batons. The platinum examples instead carry a grey dial set with round- and baguette-cut diamond markers, the configuration Phillips documented in 2015. Diamond hour markers otherwise belong to the precious-metal and diamond-bezel configurations rather than a standard gold 6612.		Dials on the 6612 split two ways. The standard configuration is a champagne or silvered dial with applied gold batons. The platinum examples instead carry a grey dial set with round- and baguette-cut diamond markers, the configuration Phillips documented in 2015. Diamond hour markers otherwise belong to the precious-metal and diamond-bezel configurations rather than a standard gold 6612.

	==Case, bezel, crystal, and crown==		==Case, bezel, crystal, and crown==

	The 6612 uses the 36mm three-piece Oyster case shared across the cluster: screw-down Twinlock crown, screw-down caseback, acrylic crystal. The bezel is the plain polished one, the single feature that separates the 6612 from the fluted 6611 ~~and the reason the two share everything else but a reference number~~.		The 6612 uses the 36mm three-piece Oyster case shared across the cluster: screw-down Twinlock crown, screw-down caseback, acrylic crystal. The bezel is the plain polished one, the single feature that separates the 6612 from the fluted 6611.

	The metals are yellow, pink and white gold, with yellow the common case material. Platinum is the outlier: a pair of 1958 platinum examples with consecutive case numbers is documented, one of which Phillips catalogued as one of only two known. Platinum with a diamond-set dial places these among the scarcest early Day-Dates.		The metals are yellow, pink and white gold, with yellow the common case material. Platinum is the outlier: a pair of 1958 platinum examples with consecutive case numbers is documented, one of which Phillips catalogued as one of only two known. Platinum with a diamond-set dial places these among the scarcest early Day-Dates.
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	\|}		\|}

	The platinum "Big Kahuna" carries the reference's one landmark result, CHF 473,000 at Phillips in May 2015, a world record for any Day-Date at the time. Plain gold 6612s trade in the same modest band as the gold 6611, with the smooth bezel making them marginally harder to find; the platinum pair is the clear exception on rarity. ~~Documentation specific to~~ the 6612 ~~is thinner than for~~ its ~~fluted sibling — most cluster lots that reach the major houses are 6611s —~~ so the smooth-bezel reference is best ~~understood~~ through the cluster ~~rather than through a deep run of its own results~~.		The platinum "Big Kahuna" carries the reference's one landmark result, CHF 473,000 at Phillips in May 2015, a world record for any Day-Date at the time. Plain gold 6612s trade in the same modest band as the gold 6611, with the smooth bezel making them marginally harder to find; the platinum pair is the clear exception on rarity. Beyond that lot the 6612 has no deep run of results of its own, so the smooth-bezel reference is best read through the cluster it belongs to.


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