Vacheron Constantin "Calendar with Weeks" Wristwatch
Record status
Individual type · partial
Period
1990s
Maker / issuer
Vacheron ConstantinThis Vacheron Constantin "Calendar with Weeks" is a gentleman's 18K yellow gold self-winding wristwatch. Produced in the 1990s, the watch features an astronomical complication displaying a triple date, a 52-week annual cycle, and moon phases.
The case is a three-body design with a polished finish, stepped bezel, straight lugs, and a case back secured by eight screws. Measuring 35 mm in diameter and 9 mm in thickness, it is fitted with a silver guilloché dial containing subsidiary dials for days and months, alongside the moon phase aperture. The movement, Caliber 1126, comprises 33 jewels, a rhodium-plated finish with fausses côtes decoration, and a 21K gold rotor segment.
It incorporates a straight-line lever escapement and a monometallic balance adjusted to heat, cold, isochronism, and five positions. The watch is presented with an 18K yellow gold buckle, a fitted box, and a certificate.
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
- Type
- Calendar & moon-phase watch
- Maker
- Vacheron Constantin
- Diameter
- 35 mm
- Movement
- Cal. 1126
- Reference
- 47052
- Adjustments
- 5 positions
- Case Number
- 646219
- Case Material
- 18K yellow gold
- Place recorded
- Switzerland
- Strap accessories
- 18K yellow gold buckle
- Maker / attribution
- Vacheron Constantin
Design
- Case and Dial
- The watch is housed in an 18K yellow gold three-body case featuring a polished finish and a stepped bezel. The design incorporates straight lugs and a flat sapphire crystal. Access to the movement is provided via a case back secured by eight individual screws. The dial is finished with a silver guilloché pattern. It features an outer plain reserve displaying painted graduation for both the weeks and the months of the year. Concentric graduations indicate the hours and minutes. Additionally, the dial hosts subsidiary dials for the days of the week and the month, with a specific aperture dedicated to the moon phase cycle. Yellow gold bâton hands are used for time indication.
- Visible features
- • Silver guilloché dial with painted week and month graduation • Three-body case construction with a stepped bezel • Case back secured by eight screws • Bâton-style yellow gold hour and minute hands
- Movement and Escapement
- The timepiece is powered by the self-winding Caliber 1126 movement. This movement contains 33 jewels and is rhodium-plated, finished with fausses côtes decoration. The automatic system is driven by a 21K gold rotor segment. The regulation of the movement relies on a straight-line lever escapement and a monometallic balance. The balance is adjusted for heat, cold, isochronism, and five positions. The system also includes a shock-absorber and a self-compensating balance spring to maintain chronometric performance.
- Signatures and Condition
- The auction description confirms that the dial, case, and movement are all appropriately signed by the maker. The watch is accompanied by a fitted box and a certificate of authenticity. Regarding the condition reported by the auction house, the overall grade assigned is AA (Very good). The case is specifically rated as Grade 3 (Good), while the movement and dial are graded as Grade 2 (Very good).
Identification
- Reference
- 47052
- Serial number
- 646219
- 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: The source attributes the watch to the 1990s without providing a specific year of manufacture
- Research required: The grading system provided is internal to the auction house and not a standardized horological condition report