10. Patek Philippe. An 18K gold full hunter keyless wind chronograph pocket watch Patek Philippe. 18K (750) yellow gold pocket chronograph with pendant winding Date: Circa 1913 Movement: Gilt finished, Swiss lever, anchor escapement, cut and compensated bi-metallic balance, No.174340 Dial: White, black Arabic numeral hour markers, black outer second divisions with red Arabic numeral five minute markers, sunken subsidiary dials at 6 and 12 for running seconds and 30 minute recording, gilt Louis XV hands, blued steel chronograph hand Case: Hinged round, engravings to front, start and stop chronograph button at 3, No.400.508 Signed: Case, dial & movement Size: 55mm Weight: 150,46g Accompaniments: Original box, Certificate of Origin and Guarantee, Extract from the Archives dated September 4th 2014