Audemars Piguet Style No: 26585CE.OO.1225CE.01 Audemars Piguet Royal Oak Perpetual Calendar Openworked - 41mm Black Ceramic Case - Sapphire Dial - Black Ceramic Bracelet

41 mm black ceramic case, 9.9 mm thick, sapphire dial with smoked external zone of the counters, pink gold applied hour-markers and royal oak hands with luminescent coating, black inner bezel, Calibre 5135 selfwinding movement with perpetual calendar with week indication, day, date, astronomical moon, month, leap year, hours and minutes, approximately 40 hours of power reserve, black ceramic bracelet, titanium AP folding buckle. Water resistant to 20 m.