Patek Philippe & Cie. Keyless Pocket Watch, No. 9662
Record status
Individual type · partial
Period
circa 1856
This 18 ct. gold keyless pocket watch, bearing movement and case number 9662, is attributed to Patek Philippe & Cie., Genève, and dates to circa 1856. The watch was produced for the retailer Jones, Shreve & Co. of Boston.
It features a four-body "bassine et filets" case adorned with a detailed feather pattern engraving and a small back escutcheon. The timepiece utilizes an early stem-winding system developed by Adrien Philippe, referenced by French Patent No. 1317 from 1845. The movement is constructed of gilt brass, contains 12 jewels, and is equipped with a cylinder escapement, a plain three-arm gilt brass balance, and a flat balance spring.
The white enamel dial is set with Roman numerals and an offset subsidiary seconds dial. The watch measures 45 mm in diameter and retains blued steel Breguet hands.
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
- Keyless pocket watch
- Maker
- Patek Philippe & Cie.
- Diameter
- 45 mm
- Retailer
- Jones, Shreve & Co., Boston
- Escapement
- Cylinder
- Case Material
- 18 ct. gold
- Serial Number
- 9662
- Place recorded
- Switzerland
- Winding System
- Early stem-winding
- Maker / attribution
- Patek Philippe & Cie.
Design
- Visible features
- • Four-body case with feather pattern engraving • Small escutcheon located on the case back • White enamel dial with Roman numerals • Blued steel Breguet hands
- Dial and Movement Details
- The white enamel dial displays Roman numerals for the hours and an offset subsidiary seconds dial. Time is indicated by a set of blued steel Breguet hands. The auction description notes the presence of a hairline on the enamel surface. The 16-line movement is crafted from gilt brass and contains 12 jewels. It operates with a cylinder escapement, a plain gilt brass three-arm balance, and a flat balance spring. The watch is signed on both the dial and the internal cuvette.
- Provenance and Documentation
- The object was manufactured for the retailer Jones, Shreve & Co., based in Boston. The provenance and production date of the watch are established as circa 1856. The watch is identified by the serial number 9662, which is applied to both the movement and the case. The auction description states that the object is in good condition, although it notes the specific presence of a hairline on the dial. The watch was produced in Geneva by Patek Philippe & Cie.
- Case and External Construction
- The timepiece is housed in a four-body 18 ct. gold case described as "bassine et filets". The exterior is fully decorated with an intricate feather pattern engraving, which covers the surface of the watch case. A small, unadorned escutcheon is set into the center of the case back. Internally, the watch includes a gold cuvette that features an engine-turned border. The winding mechanism utilizes the earliest type of stem-winding system, a feature attributed to the invention by Adrien Philippe as documented in French Patent No. 1317, dated 22 April 1845.
Identification
- Serial number
- 9662
- 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: Hairline present on the white enamel dial
- Research required: Attribution to Jones, Shreve & Co. represents a retailer association