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Vacheron & Constantin Sapphire-Set Platinum Dress Watch

ProbableCredible evidence exists but classification is not fully established.

Record status

Individual type · partial

Period

circa 1925

Maker / issuer

Vacheron Constantin

This platinum keyless dress watch was manufactured by Vacheron & Constantin, Genève, with a case produced by Verger Frères, circa 1925. The object features a three-body, solid, polished platinum case, characterized by the inclusion of sapphire settings along the case band and bow.

Measuring 42 mm in diameter, the watch displays a brushed silver dial accented with black Art Deco Arabic numerals and an outer minute track. Time is indicated by a pair of blued steel Breguet-style hands. Internally, the watch is powered by a rhodium-plated movement, Caliber 15, which incorporates 18 jewels and a straight-line lever escapement. The movement is fitted with a cut bimetallic compensation balance, a blued steel flat balance spring, and an index regulator, with the entire mechanism featuring eight adjustments.

The watch is signed by Vacheron & Constantin on the movement and bears the Verger Frères mark on the case.

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
Open-face watch
Maker
Vacheron & Constantin
Diameter
42 mm
Case Maker
Verger Frères
Case Number
7420
Dial Material
Brushed silver
Place recorded
Switzerland
Movement Finish
Rhodium-plated
Movement Number
394420
Movement Caliber
Cal. 15
Maker / attribution
Vacheron & Constantin

Design

Visible features
• Case band and bow are inset with continuous lines of sapphires • Dial features distinct stylized black Arabic numerals • Breguet hands are finished in blued steel • Crown is topped with a dark cabochon stone
Case and Dial Construction
The watch is presented in a three-body, solid platinum case that has been polished. A prominent design element is the case band and the bow, which are set with sapphires. The dial is composed of brushed silver and features black Art Deco style Arabic numerals. It includes an outer minute division track. The hour and minute indicators consist of blued steel Breguet hands, which contrast with the silver surface of the dial. The auction description reports the dial as being reprinted.
Signatures and Identifiers
The watch is clearly identified by its movement number 394420, which is signed by Vacheron & Constantin. The case is marked as number 7420, accompanied by the punch mark of Verger Frères. The combination of the Vacheron & Constantin movement and the specific Verger Frères case markings serves as the primary authentication for the object's origin and manufacture, which is dated to approximately 1925.
Movement and Technical Specifications
The movement is a rhodium-plated Caliber 15, containing 18 jewels. The mechanical configuration utilizes a straight-line lever escapement. The timing elements include a cut bimetallic compensation balance with eight adjustments and a blued steel flat balance spring. The movement incorporates an index regulator for precision adjustments. Regarding current condition, the auction house reports that the movement exhibits oxidation and requires repairs to ensure its functionality.

Identification

Serial number
Movement: 394420, Case: 7420
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 auction description reports the dial as 'Reprinted'
  • Research required: The movement condition is noted as 'Oxidized' and 'Repair required'
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