Audemars Piguet Royal Oak Offshore Selfwinding Chronograph Ref. 26231ST.ZZ.A178CA.01 The Audemars Piguet Royal Oak Offshore Selfwinding Chronograph ref. 26231ST.ZZ.A178CA.01 has a 37 mm stainless steel case and the self-winding Calibre 2385. - Self-winding Calibre 2385, 40 h power reserve - Functions: chronograph, hours, minutes, small seconds and date - Case: stainless steel case, stainless steel bezel set with brilliant-cut diamonds, glareproofed sapphire crystal, screw-locked crown. Diameter 37 mm, thickness 12.4 mm, water resistant to 50 m - Dial: salmon dial with “Lady Tapisserie” pattern, salmon counters, white gold applied hour-markers and Royal Oak hands with luminescent coating - 32 brilliant-cut diamonds; ~1.024 carats (bezel) - Grey rubber strap with stainless steel pin buckle. Additional dark grey rubber strap Full set. Maker: Audemars Piguet. Reference: 26231ST.ZZ.A178CA.01. Available through ELITA's private desk — verification review, discreet handling and storage. Price on request.