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Contetout 18K gold keyless chronograph pocket watch

ProbableCredible evidence exists but classification is not fully established.

Record status

Individual type · partial

Period

circa 1920

This is an 18K gold keyless chronograph pocket watch produced in Switzerland circa 1920 under the name Contetout, associated with John Reymond. The four-body polished bassine case measures 52 mm in diameter with a gold hinged cuvette.

Its white enamel dial displays black Arabic numerals with five-minute outer divisions, inner red 24-hour markings, a subsidiary seconds dial at 6 o'clock, and a patented concentric minute and hour recorder sub-dial at 12 o'clock. The watch is powered by an 18-ligne rhodium-plated movement with 21 jewels, a straight-line lever escapement, cut bimetallic balance, Breguet balance spring, and swan-neck micrometric regulator.

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
Chronograph pocket watch
Jewel count
21 jewels
Case diameter
52 mm
Case material
18K gold
Place recorded
Switzerland
Dial description
White enamel with Arabic numerals and concentric sub-dial
Maker / attribution
Contetout (John Reymond)
Movement dimensions
41 mm (18''')

Design

Visible features
• White enamel dial with black Arabic numerals and inner red 24-hour chapter numerals. • Sub-dial at 12 o'clock features concentric recorder hands with multiple scales. • Subsidiary seconds dial at 6 o'clock features a red '18' marker at the bottom. • Dial is signed 'CONTETOUT' on the left and marked with a logo and number '71222' on the right. • Polished yellow gold case with matching grooved winding crown and round bow.
Dial Configuration
The white enamel dial features Arabic numerals with five-minute outer divisions and subsidiary sunk seconds. A unique sub-dial at 12 o'clock displays minute and hour recorders using concentric hands with 12-hour and 60-minute Arabic chapters. The dial is signed, and the hands are identified as blued steel 'spade' type.
Case and Construction
The watch is housed in a four-body 'bassine' style case constructed of 18K gold. Features include a polished finish, a gold hinged cuvette, and a 52 mm diameter. The winding crown and bow are present. The interior mechanism and case components are documented as per auction catalog records.
Movement and Mechanism
The watch utilizes an 18-ligne (41 mm) rhodium-plated movement with 21 jewels. Technical specifications include a straight-line lever escapement, cut bimetallic compensation balance, Breguet balance spring, and a 'swan-neck' regulator. The chronograph mechanism is patented and mounted on the back plate.

Identification

Serial number
71222
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 and interior case back/cuvette are not depicted in the provided photograph; details rely on auction catalog description.
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