tourbillon escapement
blue inner bezel
approximately 44 hours of power reserve
black dial with “mega tapisserie” pattern
sapphire dial with black and white transfer counters
Audemars Piguet Royal Oak Perpetual Calendar Watch - 26584OR.OO.1220OR.01 Black tourbillon escapement41 mm 18K pink gold case, 9. 5 mm thick, sapphire crystal back, screw locked crown, pink gold toned dial with Grande Tapisserie pattern, blue counters, pink gold applied hour markers and Royal Oak hands with luminescent coating, pink gold toned inner bezel, Manufacture Calibre 5134 selfwinding movement with perpetual calendar with week indication, day, date, astronomical moon, month, leap year, hours and minutes, approximately 40 hours of power