Tudor Oyster Ref. 7903 Wristwatch
Record status
Individual type · partial
Period
circa 1960's
Maker / issuer
TudorThis Tudor Oyster is a manual-wind wristwatch featuring a 32 mm stainless steel case. The dial is silver-toned, marked with gold-toned markers, pointers, and a sweep seconds hand, and bears the Tudor rose logo.
It is powered by a 17-jewel caliber 1156 movement. The case back is marked as an original Oyster case by Rolex Geneva, and the inner case back contains further designations regarding the movement manufacturer and model. The watch is paired with a stainless steel Tudor-signed bracelet. The movement, dial, case, and crown are all signed.
Evidence at a glance
- Linked sources
- 1
- Photograph views
- 1
- Catalogue references
- 0
Counts describe this entry’s documentation, not authenticity, rarity or completeness. Photographs may show one specimen; check each caption and licence.
Technical characteristics
- Date
- circa 1960's
- Type
- Manual-wind wristwatch
- Maker
- Tudor
- Movement
- 17 jewel caliber 1156
- Reference
- 7903
- Case Marking
- Original Oyster case by Rolex Geneva
- Case Diameter
- 32 mm
- Place recorded
- Switzerland
- Inner Case Marking
- Montres Tudor S.A. Geneva Switzerland
- Maker / attribution
- Tudor
Design
- Case and Dial
- The watch features a 32 mm stainless steel case designed in the Oyster style. The outer case back is engraved with the inscription "Original Oyster case by Rolex Geneva," confirming the housing's association with the Rolex Oyster development. The crown is a screw-down type and is signed. The dial is finished in silver and displays gold-toned indices and hands, including a gold-toned central sweep seconds hand. The signature Tudor Rose logo is positioned on the upper half of the dial, which also carries the "Tudor Oyster" and "Shock-Resisting" text. The watch is fitted with a stainless steel bracelet which bears a Tudor signature.
- Visible features
- • Silver-toned dial with Tudor Rose logo • Stainless steel oyster-style bracelet • 17-jewel manual-wind caliber 1156 movement • Signed crown and case back
- Condition and Attribution
- The vendor reports the watch is in good condition with an original dial. The stainless steel bracelet is also described as Tudor-signed and features sufficient link count for adjustments, though minor stretch is noted in the bracelet links. The production date is attributed to the 1960s. The authentication of the object rests upon the signed components and the documented manufacturer markings on the case, movement, and dial as described in the auction report.
- Movement and Identification
- The watch is powered by a Tudor-signed manual-wind movement designated as caliber 1156. This is a 17-jewel movement. The internal components are visible through the case back, confirming the bridge signatures. The inner case back is stamped with additional manufacturing details, including "Montres Tudor S.A. Geneva Switzerland" and the reference number 7903. These markings establish the official production identity of the watch as a Tudor-manufactured piece within the wider organizational framework of the brand.
Identification
- Reference
- 7903
- Serial number
- 128527
- Source note
- Facts transcribed from the linked source listing or collection record. Attribution and specifications are source-reported and have not been independently authenticated.
Catalogue references
No catalogue numbers recorded. Numbers are only published once transcribed from a verified edition of a standard catalogue — they are never inferred.
Research required
- Research required: Movement internal mechanical condition is unverified
- Research required: Bracelet stretch levels are described subjectively