Paul Ditisheim Deck Chronometer
Record status
Individual type · partial
Period
Circa 1930
Maker / issuer
Paul DitisheimThis is a Paul Ditisheim deck chronometer, identified by serial number 703434. The object is a large, open-face, keyless-winding watch with a 0.925 silver case measuring 65 mm in diameter.
It features a dial with a 52-hour power-reserve indication at 12 o’clock and subsidiary seconds at 6 o’clock. The internal mechanism is a 24-line, 3/4 plate, gilded brass movement featuring a going barrel, gold screwed-chatons, and a straight-line lever escapement. The movement is fitted with an annibal-brass Guillaume balance with gold poising screws and a blued steel hairspring with a terminal curve. It is adjusted to nine positions and isochronism.
The watch is accompanied by an original fitted box. The auction house classifies the condition as generally good, noting some oxidation on the case and attributing the piece to approximately 1930.
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 1930
- Type
- Deck chronometer
- Maker
- Paul Ditisheim
- Balance
- Annibal-brass Guillaume balance
- Diameter
- 65 mm
- Material
- 0.925 silver
- Adjustments
- Nine positions and isochronism
- Movement Type
- 24''' 3/4 plate
- Serial Number
- 703434
- Place recorded
- Switzerland
- Maker / attribution
- Paul Ditisheim
Design
- Case and Dial
- The object is housed in a large, round-shaped, open-face case constructed from 0.925 silver. The watch is keyless-winding, with the crown located at the 12 o'clock position. The dial is designed for precision timekeeping, featuring Roman numerals and a clear subsidiary seconds display at the 6 o'clock position. A prominent 52-hour power-reserve indicator is positioned at 12 o'clock, marked with 'Up' and 'Down' to denote the winding status of the mainspring. The auction description notes that the case shows slight oxidation.
- Visible features
- • Power reserve indicator marked 'Up' and 'Down' at 12 o'clock position • Subsidiary seconds dial at 6 o'clock
- Provenance and Marks
- The watch bears signatures on the dial, case, and movement, all identifying the maker as Paul Ditisheim. The serial number 703434 is consistent across the case and the movement. The piece is presented in its original fitted box. The auction description identifies the watch as a 'Deck Chronometer' and assigns it a production date of circa 1930.
- Movement and Escapement
- The watch is powered by a 24-line, 3/4 plate movement crafted in gilded brass. It utilizes a going barrel to maintain power during winding and features gold screwed-chatons. The escapement is a straight-line lever type. The balance wheel is an annibal-brass Guillaume balance equipped with gold poising screws. It is paired with a blued steel hairspring featuring a terminal curve.
Identification
- Serial number
- 703434
- 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 provides no explicit explanation for the 'BUNDESWEHR' engraving on the movement
- Research required: The exact origin of the box is not specified beyond being 'original fitted'