Calibre 3120 self-winding movement with hours
calibre 52615 automatic movement with date
39mm 18K pink gold case
screw-locked crown and pushpieces with pink gold pushpiece guards
Audemars Piguet Royal Oak Perpetual Calendar Watch - 26574ST.OO.1220ST.02 Blue Calibre 3120 self-winding movement with41 mm stainless steel case, 9. 5 mm thick, glareproofed sapphire crystal back, screw locked crown, glareproofed sapphire crystal, blue dial with Grande Tapisserie pattern, white gold applied hourmarkers and Royal Oak hands with luminescent coating, blue inner bezel, Manufacture 5134 selfwinding movement with perpetual calendar with week indication, day, date, astronomical moon, month, leap year, hours and minutes, approximately 40 hours of power