Longines pocket watch, 21 jewels
Record status
Individual type · research required
Maker / issuer
Longines
Accession: 2011-173-135 Chronometer, Deck, Longines, Reverse Brass, Wood 3.5" Dia x 0.75" D Reverse of the chronometer showing workings of movement. Chronometer is hinged in wooden box allowing access to reverse. Serial# 2517360, inscribed on reverse 21 jewels indicating the number of jewels used in the movement of the chronometer. Collection of Curator Branch, Naval History and Heritage Command. Documented from an openly licensed real-object photograph on Wikimedia Commons; only the details stated by that source are recorded here. Remaining specifications are marked research required rather than estimated.
Physical characteristics
- Material
- Brass (as described on the source photograph page)
Technical characteristics
- Jewel count
- 21 jewels (as described by the source)
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
- Production date not documented by the source photograph; requires a manufacturer record or serial-number reference.
- Escapement type not documented; requires movement examination or a horological reference.
- Serial-number dating, case dimensions and weight remain untranscribed.
- No catalogue reference number is asserted; standard horological catalogues have not been transcribed for this specimen.