Patek Philippe Perpetual Calendar Chronograph Case: Rosegold case 750/1000 with saphire caseback, Alligatorstrap with original rosegold folding clasp;Dial: Silver-plated dial with applied rosegold indeces, 60 second and 30 minute counter, small seconds at 9 o'clock, weekday and month indication at 12 o'clock, leap year indication at 3 o'clock, date and moonphase indication at 6 o'clock, 24 hour display at 9 o'clock, signed: Patek Philippe Geneve;Movement: Rhodium-plated manually wound movement with Geneva stripes and geneva seal, column wheel chronograph, perpetual calendar, Gyromax balance and Breguet hairspring;Cal.: CH27-70Q;Ref.: 3970ER-012;Movement No.: 3046202;Case No.: 4103721;Accessories: papers, Extract from the Archives, rdate corector and solid caseback;D=: 36mm;Year: 2001; Starting bid : 30000