- Brand: Patek Philippe
- Made: 1880
- Model: Pocket watch
- Reference: N/A
- Calibre: 21”
- Movement: Manual
- Material: 18ct yellow gold
- Features/complications: Open face and chronograph
- Dial: White enamel dial with black printed 0 - 60 outer minute track featuring Roman numeral hour markers with blued shaped hands and subsidiary seconds at 6 o'clock
- Case dimensions: 50 mm
- Bracelet/strap: N/A
- Accessories: Extract from the Archives
- Web reference: 1806
Essay: TBA