Reference:oyster-perpetual: Difference between revisions

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| [[Reference:6556|6556]] || Auction catalogues report introduction in 1954; examples dated 1955–circa 1962 do not establish the production end || Cal. 1040; examined lots catalogue 26 jewels || Oyster Perpetual Tru-Beat; also called Metropolitan in some markets. Steel predominates in Antiquorum’s account; 18K gold examples are documented. One Phillips lot identifies the exterior as 6558 and the inner caseback as 6556; it does not establish a separate 6558 production reference. The U.S.-exclusive dial claim remains unverified

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| [[Reference:6567|6567]] || Auction examples dated circa 1954–1960 || Cal. 1030 in multiple Antiquorum lots ~~and the Field Manual~~ || Mid-size, no-date Oyster Perpetual documented in gold, steel and mixed-metal cases. ~~Its~~ placement within the flat-caseback group remains uncertain

| [[Reference:6567|6567]] || Auction examples dated circa 1954–1960 || Cal. 1030 in the Field Manual and multiple Antiquorum lots; Ineichen lists Cal. 1050 on one example || Mid-size, no-date Oyster Perpetual documented in gold, steel and mixed-metal cases. Catalogue movement attributions conflict; its placement within the flat-caseback group remains uncertain

|-

| [[Reference:6548|6548]] || Individual catalogue dates circa 1942/43–1969; early estimates conflict || Auction lots attribute cal. 1130, 1160 and 1161; the dates do not establish a changeover || Small no-date Oyster Perpetual; catalogue diameters 28–32 mm; steel, gold, two-tone and platinum examples. Dorotheum and Jones & Horan list Cal. 1130 on serials 230584 and 230918, but assign dates circa 1942/43 and 1957 respectively. [https://www.dorotheum.com/en/l/8560852/ Dorotheum] [https://www.auctions.jones-horan.com/1901/html/rolex.htm Jones & Horan] [https://ranfft.org/caliber/12808-Rolex-1130?from=manufacturer Ranfft] [https://www.sothebys.com/en/buy/auction/2025/important-watches-ii/reference-6548-a-stainless-steel-wristwatch-with Sotheby’s] [https://www.farsettiarte.it/uk/auction-0257/rolex-oyster-perpetual-lady-ref-6548-1964-105457 Farsettiarte] [https://www.cambiaste.com/uk/auction-0841/rolex-precious-oyster-perpetual-watch-ref-6548-in-steel-with-silver-di-286012 Cambi] [https://www.christies.com/lot/lot-rolex-an-unusual-platinum-enamel-and-diamond-set-1352237/ Christie’s] [https://irp-cdn.multiscreensite.com/0b5fdf83/files/uploaded/1.0%20RolexBook-23Mar.pdf Field Manual]

@@ Line 33: / Line 33: @@
 | [[Reference:6556|6556]] || Auction catalogues report introduction in 1954; examples dated 1955–circa 1962 do not establish the production end || Cal. 1040; examined lots catalogue 26 jewels || Oyster Perpetual Tru-Beat; also called Metropolitan in some markets. Steel predominates in Antiquorum’s account; 18K gold examples are documented. One Phillips lot identifies the exterior as 6558 and the inner caseback as 6556; it does not establish a separate 6558 production reference. The U.S.-exclusive dial claim remains unverified
 |-
-| [[Reference:6567|6567]] || Auction examples dated circa 1954–1960 || Cal. 1030 in multiple Antiquorum lots and the Field Manual || Mid-size, no-date Oyster Perpetual documented in gold, steel and mixed-metal cases. Its placement within the flat-caseback group remains uncertain
+| [[Reference:6567|6567]] || Auction examples dated circa 1954–1960 || Cal. 1030 in the Field Manual and multiple Antiquorum lots; Ineichen lists Cal. 1050 on one example || Mid-size, no-date Oyster Perpetual documented in gold, steel and mixed-metal cases. Catalogue movement attributions conflict; its placement within the flat-caseback group remains uncertain
 |-
 | [[Reference:6548|6548]] || Individual catalogue dates circa 1942/43–1969; early estimates conflict || Auction lots attribute cal. 1130, 1160 and 1161; the dates do not establish a changeover || Small no-date Oyster Perpetual; catalogue diameters 28–32 mm; steel, gold, two-tone and platinum examples. Dorotheum and Jones & Horan list Cal. 1130 on serials 230584 and 230918, but assign dates circa 1942/43 and 1957 respectively. [https://www.dorotheum.com/en/l/8560852/ Dorotheum] [https://www.auctions.jones-horan.com/1901/html/rolex.htm Jones & Horan] [https://ranfft.org/caliber/12808-Rolex-1130?from=manufacturer Ranfft] [https://www.sothebys.com/en/buy/auction/2025/important-watches-ii/reference-6548-a-stainless-steel-wristwatch-with Sotheby’s] [https://www.farsettiarte.it/uk/auction-0257/rolex-oyster-perpetual-lady-ref-6548-1964-105457 Farsettiarte] [https://www.cambiaste.com/uk/auction-0841/rolex-precious-oyster-perpetual-watch-ref-6548-in-steel-with-silver-di-286012 Cambi] [https://www.christies.com/lot/lot-rolex-an-unusual-platinum-enamel-and-diamond-set-1352237/ Christie’s] [https://irp-cdn.multiscreensite.com/0b5fdf83/files/uploaded/1.0%20RolexBook-23Mar.pdf Field Manual]