Audemars Piguet Royal Oak Selfwinding Ref. 15551BC.ZZ.1356BC.02 The Audemars Piguet Royal Oak Selfwinding ref. 15551BC.ZZ.1356BC.02 has a 37 mm 18-carat white gold case and the self-winding Calibre 5900. - Self-winding Calibre 5900, 60 h power reserve - Functions: hours, minutes, centre seconds and date - Case: 18-carat white gold case, 18-carat white gold bezel set with brilliant-cut diamonds, glareproofed sapphire crystal and caseback, screw-locked crown. Diameter 37 mm, thickness 9 mm, water resistant to 50 m - Dial: purple dial with “Grande Tapisserie” pattern, white gold applied hour-markers and Royal Oak hands with luminescent coating - 18-carat white gold bracelet with AP folding clasp. Additional purple rubber strap Full set. Maker: Audemars Piguet. Reference: 15551BC.ZZ.1356BC.02. Available through ELITA's private desk — verification review, discreet handling and storage. Price on request.