Reference:2764 - Revision history

Admin: Resize hero: 340px -> 250px

2026-04-30T04:21:54Z

Resize hero: 340px -> 250px

← Older revision		Revision as of 04:21, 30 April 2026
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	<small>[[Reference:bubbleback\|Bubbleback]] -> '''2764'''</small>		<small>[[Reference:bubbleback\|Bubbleback]] -> '''2764'''</small>
	[[File:Ref 2764 hero.webp\|thumb\|right\|~~340px~~\|alt=Rolex 2764 Super Precision Bubbleback 1940s\|1940s Super Precision Bubbleback, cal. 620N]]		[[File:Ref 2764 hero.webp\|thumb\|right\|250px\|alt=Rolex 2764 Super Precision Bubbleback 1940s\|1940s Super Precision Bubbleback, cal. 620N]]

	The 2764 is a late-pre-war and early-post-war Bubbleback with three things collectors keep coming back to: the Super Precision dial branch, the long-debated 620N movement suffix, and the retailer variants like Zell Bros and Birks.		The 2764 is a late-pre-war and early-post-war Bubbleback with three things collectors keep coming back to: the Super Precision dial branch, the long-debated 620N movement suffix, and the retailer variants like Zell Bros and Birks.

Admin: SEO: og:image + image_alt + og_type + timestamps

2026-04-29T03:21:17Z

SEO: og:image + image_alt + og_type + timestamps

← Older revision		Revision as of 03:21, 29 April 2026
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	{{#seo:		{{#seo:
	\|title=Rolex Oyster Perpetual ~~"Super Precision" Bubbleback 2764~~ — BezelBase		\|title=Rolex 2764 Oyster Perpetual — Production, Dial Variants, Serial Ranges \| BezelBase
	\|description=The 2764 is a late-pre-war and early-post-war Bubbleback with three points of interest a collector keeps returning to. The dial sometimes carries the…		\|description=The 2764 is a late-pre-war and early-post-war Bubbleback with three points of interest a collector keeps returning to. The dial sometimes carries the…
	\|keywords=Rolex, 2764, Bubbleback, specifications, reference guide		\|keywords=Rolex, 2764, Bubbleback, specifications, reference guide
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	\|og_type=article		\|og_type=article
	\|published_time=2026-04-17T22:14:03Z		\|published_time=2026-04-17T22:14:03Z
	\|modified_time=2026-04-29T02:34:~~34Z~~		\|modified_time=2026-04-29T02:48:40Z
	\|robots=index,follow,max-image-preview:large		\|robots=index,follow,max-image-preview:large
	}}		}}

Admin: SEO: og:image + image_alt + og_type + timestamps

2026-04-29T02:48:40Z

SEO: og:image + image_alt + og_type + timestamps

← Older revision		Revision as of 02:48, 29 April 2026
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	\|published_time=2026-04-17T22:14:03Z		\|published_time=2026-04-17T22:14:03Z
	\|modified_time=2026-04-~~28T02~~:57:~~15Z~~		\|modified_time=2026-04-29T02:34:34Z
	\|robots=index,follow,max-image-preview:large		\|robots=index,follow,max-image-preview:large
	}}		}}

Admin: SEO: og:image + image_alt + og_type + timestamps

2026-04-29T02:34:34Z

SEO: og:image + image_alt + og_type + timestamps

← Older revision		Revision as of 02:34, 29 April 2026
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	\|og_type=article		\|og_type=article
	\|published_time=2026-04-17T22:14:03Z		\|published_time=2026-04-17T22:14:03Z
	\|modified_time=2026-04-28T02:49:~~28Z~~		\|modified_time=2026-04-28T02:57:15Z
	\|robots=index,follow,max-image-preview:large		\|robots=index,follow,max-image-preview:large
	}}		}}

Admin: Relocate images: replace gallery with section-inline placement (5513 pattern)

2026-04-28T02:57:15Z

Relocate images: replace gallery with section-inline placement (5513 pattern)

← Older revision		Revision as of 02:57, 28 April 2026
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	== Where it sits in the line ==		== Where it sits in the line ==

			[[File:Ref 2764 full.webp\|thumb\|right\|250px\|alt=Steel Bubbleback Phillips Geneva 2016\|Steel Bubbleback, Phillips Geneva 2016 lot]]
	The 2764 is a mid-to-late-run member of the second-generation Bubbleback family, the generation that begins with the two-piece case transition of 1936 (refs 3131 and 3132) and continues through the post-war period until the flat-caseback architecture of Cal. 1030 arrives in 1950. The 2764's earliest documented case is Heritage's example numbered 107524; the Phillips Geneva Watch Auction THREE lot (case 107118) is dated 1941. The observed serial range, paired with the mature two-piece Oyster case and the 620-family movement, places production in a window roughly 1937 through 1948.		The 2764 is a mid-to-late-run member of the second-generation Bubbleback family, the generation that begins with the two-piece case transition of 1936 (refs 3131 and 3132) and continues through the post-war period until the flat-caseback architecture of Cal. 1030 arrives in 1950. The 2764's earliest documented case is Heritage's example numbered 107524; the Phillips Geneva Watch Auction THREE lot (case 107118) is dated 1941. The observed serial range, paired with the mature two-piece Oyster case and the 620-family movement, places production in a window roughly 1937 through 1948.

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	== Case and construction ==		== Case and construction ==

			[[File:Ref 2764 caseback.webp\|thumb\|right\|250px\|alt=2764 Bubbleback caseback\|Bubbleback caseback bulge]]
	The 2764 case is a two-piece Oyster. Smooth polished fixed bezel, mid-case with the Bubbleback's characteristic domed caseback screwed directly into it, with no separate movement-holder ring (that generation of construction ended in 1936). The screw-down crown maintains the Oyster's waterproof claim; the acrylic crystal rides above the dial.		The 2764 case is a two-piece Oyster. Smooth polished fixed bezel, mid-case with the Bubbleback's characteristic domed caseback screwed directly into it, with no separate movement-holder ring (that generation of construction ended in 1936). The screw-down crown maintains the Oyster's waterproof claim; the acrylic crystal rides above the dial.

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	== Dial variants ==		== Dial variants ==

			[[File:Ref 2764 dial-detail.webp\|thumb\|right\|250px\|alt=Super Precision dial sub-seconds register\|Super Precision dial: sub-seconds register]]
	The 2764 produces a wider dial variety than most single Bubbleback references of the period, partly because the production window ran over a decade and partly because the reference carried multiple retailer variants, each with its own dial configuration.		The 2764 produces a wider dial variety than most single Bubbleback references of the period, partly because the production window ran over a decade and partly because the reference carried multiple retailer variants, each with its own dial configuration.

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	The Phillips 2016 result at CHF 31,250 is the current public-auction benchmark for a strong-configuration 2764. Clean stainless examples with "SUPER PRECISION" and period-correct hardware anchor roughly CHF 10,000–25,000 depending on condition and dial. Zell Bros and Birks retailer signatures push into the CHF 20,000–35,000+ range when paired with strong condition.		The Phillips 2016 result at CHF 31,250 is the current public-auction benchmark for a strong-configuration 2764. Clean stainless examples with "SUPER PRECISION" and period-correct hardware anchor roughly CHF 10,000–25,000 depending on condition and dial. Zell Bros and Birks retailer signatures push into the CHF 20,000–35,000+ range when paired with strong condition.

	~~== Gallery ==~~
	~~<gallery mode="packed" widths="240">~~
	~~Ref 2764 full.webp\|Bubbleback steel case, Phillips Geneva 2016~~
	~~Ref 2764 dial-detail.webp\|Super Precision dial close-up, sub-seconds register~~
	~~Ref 2764 caseback.webp\|Bubbleback caseback bulge~~
	~~</gallery>~~

	== Sources ==		== Sources ==

Admin: SEO: og:image + image_alt + og_type + timestamps

2026-04-28T02:51:34Z

SEO: og:image + image_alt + og_type + timestamps

← Older revision		Revision as of 02:51, 28 April 2026
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	\|description=The 2764 is a late-pre-war and early-post-war Bubbleback with three points of interest a collector keeps returning to. The dial sometimes carries the…		\|description=The 2764 is a late-pre-war and early-post-war Bubbleback with three points of interest a collector keeps returning to. The dial sometimes carries the…
	\|keywords=Rolex, 2764, Bubbleback, specifications, reference guide		\|keywords=Rolex, 2764, Bubbleback, specifications, reference guide
			\|image=Ref 2764 hero.webp
			\|image_alt=Rolex 2764 Super Precision Bubbleback 1940s
	\|type=article		\|type=article
			\|og_type=article
			\|published_time=2026-04-17T22:14:03Z
			\|modified_time=2026-04-28T02:49:28Z
			\|robots=index,follow,max-image-preview:large
	}}		}}

Admin: Add hero + gallery images for vintage Bubbleback/Oyster ref

2026-04-28T02:49:28Z

Add hero + gallery images for vintage Bubbleback/Oyster ref

← Older revision		Revision as of 02:49, 28 April 2026
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	<small>[[Reference:bubbleback\|Bubbleback]] -> '''2764'''</small>		<small>[[Reference:bubbleback\|Bubbleback]] -> '''2764'''</small>
			[[File:Ref 2764 hero.webp\|thumb\|right\|340px\|alt=Rolex 2764 Super Precision Bubbleback 1940s\|1940s Super Precision Bubbleback, cal. 620N]]

	The 2764 is a late-pre-war and early-post-war Bubbleback with three things collectors keep coming back to: the Super Precision dial branch, the long-debated 620N movement suffix, and the retailer variants like Zell Bros and Birks.		The 2764 is a late-pre-war and early-post-war Bubbleback with three things collectors keep coming back to: the Super Precision dial branch, the long-debated 620N movement suffix, and the retailer variants like Zell Bros and Birks.
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	The Phillips 2016 result at CHF 31,250 is the current public-auction benchmark for a strong-configuration 2764. Clean stainless examples with "SUPER PRECISION" and period-correct hardware anchor roughly CHF 10,000–25,000 depending on condition and dial. Zell Bros and Birks retailer signatures push into the CHF 20,000–35,000+ range when paired with strong condition.		The Phillips 2016 result at CHF 31,250 is the current public-auction benchmark for a strong-configuration 2764. Clean stainless examples with "SUPER PRECISION" and period-correct hardware anchor roughly CHF 10,000–25,000 depending on condition and dial. Zell Bros and Birks retailer signatures push into the CHF 20,000–35,000+ range when paired with strong condition.

			== Gallery ==
			<gallery mode="packed" widths="240">
			Ref 2764 full.webp\|Bubbleback steel case, Phillips Geneva 2016
			Ref 2764 dial-detail.webp\|Super Precision dial close-up, sub-seconds register
			Ref 2764 caseback.webp\|Bubbleback caseback bulge
			</gallery>

	== Sources ==		== Sources ==

Admin: Lexical slop sweep: filler adverbs, load-bearing, stands as, breadcrumb, register

2026-04-27T13:29:58Z

Lexical slop sweep: filler adverbs, load-bearing, stands as, breadcrumb, register

Show changes

Admin: Strip Chevalier (Colin A. White is not a pseudonym; remove confusing label)

2026-04-27T04:33:16Z

Strip Chevalier (Colin A. White is not a pseudonym; remove confusing label)

← Older revision		Revision as of 04:33, 27 April 2026
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	* [https://www.watchuseek.com/ WatchUSeek — 2764]		* [https://www.watchuseek.com/ WatchUSeek — 2764]
	* ''vintage watch specialist 2764''		* ''vintage watch specialist 2764''
	* The Vintage Rolex Field Manual~~, Chevalier Edition~~ — ~~unknown~~, Morning Tundra		* ''The Vintage Rolex Field Manual'' — Colin A. White, Morning Tundra
	* [https://www.esslinger.com/ Esslinger parts catalog — parts listings]		* [https://www.esslinger.com/ Esslinger parts catalog — parts listings]

	[[Category:Bubbleback]]		[[Category:Bubbleback]]
	[[Category:Working Draft]]		[[Category:Working Draft]]

Admin: Trim another small batch of dense reference prose

2026-04-24T23:46:37Z

Trim another small batch of dense reference prose

← Older revision		Revision as of 23:46, 24 April 2026
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	The 2764 occupies a specific Bubbleback slot: chronometer-grade dress watch with the “SUPER PRECISION” mark, the odd-suffix Cal. 620N behind the dial, and a cluster of retailer variants that are themselves collector categories.		The 2764 occupies a specific Bubbleback slot: chronometer-grade dress watch with the “SUPER PRECISION” mark, the odd-suffix Cal. 620N behind the dial, and a cluster of retailer variants that are themselves collector categories.

	The desirability hierarchy is ~~legible~~. At the top ~~sit “SUPER PRECISION” dials paired with the Zell Bros “Turtle Perpetual” retailer signature on a stainless case~~, ~~cross-category collectibility married to~~ the ~~chronometer mark. Next comes the Phillips 2016 Lot 126 configuration: multi-tone off-white with raised gold Arabic numerals on period-correct hardware~~, the ~~public benchmark. Two~~-~~tone champagne radium with Birks signature~~ and ~~the~~ California dial ~~(Arabic and Roman numerals with radium) sit below that as retailer and layout~~ rarities~~. Plain cream or off-white with “SUPER PRECISION” remains a strong baseline;~~ the ~~same dial with “Precision” or “Officially~~ Certified ~~Chronometer” is the everyday configuration~~.		The desirability hierarchy is clear enough. Zell Bros "Turtle Perpetual" sits at the top, then the strongest benchmark auction examples, then the retailer-signed and California-dial rarities, then the more ordinary Precision and Officially Certified Chronometer watches.

	Authentication ~~runs through a handful of checks~~. The movement should be ~~Cal.~~ 620 — with or without the “N” sizing-code suffix on the plate — a 9¾-ligne automatic with unidirectional 360-degree rotor, Super Balance, and Breguet overcoil. Architectural differences (bidirectional rotor, different rotor geometry, different bridge layout) indicate a service-replacement movement from a different caliber family~~. “SUPER PRECISION~~,~~” “Precision,”~~ and ~~“Officially Certified Chronometer” are all~~ period~~-correct dial marks;~~ a ~~2764 with no precision designation at all is uncommon and warrants closer dial examination, since refinished dials occasionally lose the fine text around 6 o'clock~~.		Authentication on the 2764 is mostly about movement and dial making sense together. The movement should still be from the 620 family, and the dial text should fit one of the known period designations rather than a stripped or simplified refinish.

	Case material should be stainless steel, gold shell, or gold-plated. Claimed solid-gold examples require hallmark photography and caseback weight documentation. Zell Bros (“Turtle Perpetual”) and Birks retailer signatures are period-correct; unusual retailer marks warrant research against known North American and European archives, and added retailer text on a refinished dial is a standard flag. Radium markers should patinate together with radium-inserted hands. Mismatched lume color across dial and hands points to a replacement, and refinished dials with relumed markers reduce value meaningfully.		Case material should be stainless steel, gold shell, or gold-plated. Claimed solid-gold examples require hallmark photography and caseback weight documentation. Zell Bros (“Turtle Perpetual”) and Birks retailer signatures are period-correct; unusual retailer marks warrant research against known North American and European archives, and added retailer text on a refinished dial is a standard flag. Radium markers should patinate together with radium-inserted hands. Mismatched lume color across dial and hands points to a replacement, and refinished dials with relumed markers reduce value meaningfully.