Patek Philippe - Grand Complications Perpetual Calendar Moonphase - 39mm Watch 5327J-001

39 mm 18K yellow gold case, interchangeable full back and sapphire crystal case back, ivory lacquered dial with gold applied Breguet numerals, caliber 240 Q self-winding movement with perpetual calendar, day, date, month, leap year and 24-hour indication by hands, moon phases, approximately 38-48 hours of power reserve, shiny brown alligator strap with square scales, fold-over buckle. Water resistant to 30 m.