Albert H. Potter Pivoted Detent Chronometer pocket watch
Record status
Individual type · partial
Period
Circa 1877
This yellow gold hunter-cased keyless pocket chronometer is dated circa 1877 and attributed to American horologist Albert H. Potter during his Geneva period. The watch has a 56 mm 18K yellow gold case stamped with Potter's trademark.
Its white enamel dial displays Roman numerals, blued hands, and a subsidiary seconds register at 6 o'clock, signed Albert H. Potter & Co. Geneva. The source reports that it houses a nickel manual-wind movement, numbered 86, featuring a pivoted detent escapement, helical hairspring, bi-metallic compensation balance, and patent stamps from 1875 and 1876.
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
- Hunter cased pocket chronometer
- Dimensions
- 56mm Diameter
- Escapement
- Pivoted detent escapement
- Case Material
- 18K yellow gold
- Place recorded
- Switzerland
- Movement Number
- Number 86
- Maker / attribution
- Albert H. Potter
- Patent Inscriptions
- Pat. Jan. 4.76 and Pat. Oct. 11. 75
Design
- Visible features
- • Hinged hunter front cover opened to the left side of the watch dial. • White enamel dial with slender black Roman numerals and a subsidiary seconds dial at 6 o'clock. • Dial is signed 'Albert H. Potter & Co. Geneva' beneath the 12 o'clock position. • Winding crown and suspension bow situated at the 3 o'clock position relative to the dial orientation.
- Dial Configuration
- The watch features a white enamel dial with black Roman numerals and a subsidiary seconds register positioned at 6 o'clock. The dial is signed 'Albert H. Potter & Co. Geneva' beneath the 12 o'clock position.
- Movement and Specifications
- The movement is identified as number 86, described as a manual-wind caliber featuring a pivoted detent escapement. According to source details, the nickel movement features a bridge layout stamped “plate den. Pat. Jan. 4.76” and “escapement Pat. Oct. 11. 75”. The mechanism includes a free-sprung helical hairspring and a bi-metallic compensation balance. These technical components are reported by the source and are not visible in the provided image.
- Case and External Identification
- This hunter-cased pocket watch is housed in an 18K yellow gold case measuring 56 mm in diameter. The configuration includes a hinged hunter front cover, and the case is reported to bear the maker's trademark. The winding crown and suspension bow are positioned at the 3 o'clock mark relative to the dial, a configuration that dictates the orientation of the movement within the case.
Identification
- Serial number
- 86
- 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 architecture, balance, escapement, and inner patent stamps are reported by the source and not visible in this dial-side photograph.
- Research required: The accompanying numbered wooden box and accessories noted in the catalog are not depicted.