IWC Da-Vinci Perpetual Tourbillon Case: Yellow gold case 750/1000, saphire caseback and moveable lugs, Limitation number: 120/200;Dial: Silver-plated dial with applied golden indeces and Tritium luminous dots, 60 second, 30 minute and 12 hour counters, small seconds at 9 o'clock, moonphase at 12 o'clock, date at 3 o'clock, month indication at 6 o'clock, year indication at 7 o'clock, weekday indication at 9 o'clock, signed: International Watch Co. Tourbillon;Movement: Gold-plated manually wound movement with 3/4 plate, chronograph function, perpetual calendar and flying tourbillon;Cal.: 76061;Ref.: 3752;Movement No.: 2754449;Case No.: 2771143;D=: 39mm; Starting bid : 10000