The Audemars Piguet Royal Oak Selfwinding Chronograph ref. 26331OR.OO.D315CR.01 has a 41 mm 18-carat pink gold case and the self-winding Calibre 2385. Self-winding Calibre 2385, 40 h power reserve; Functions: chronograph, hours, minutes, small seconds and date; Case: 18-carat pink gold case, glareproofed sapphire crystal, screw-locked crown. Diameter 41 mm, thickness 11 mm, water resistant to 50 m; Dial: blue dial with “Grande Tapisserie” pattern, pink gold-toned counters, pink gold applied hour-markers and Royal Oak hands with luminescent coating; Hand-stitched “large square scale” blue alligator strap with 18-carat pink gold AP folding clasp. Full set. Maker: Audemars Piguet. Reference: 26331OR.OO.D315CR.01. Available through ELITA's private desk — verification review, discreet handling and storage. Price on request. Case Size: 41mm. Case Material: 18-carat pink gold case. Movement: Automatic — Calibre 2385. Dial: Blue dial with “Grande Tapisserie” pattern, pink gold-toned counters, pink gold applied hour-markers and Royal Oak hands with luminescent coating. Bracelet/Strap: Hand-stitched “large square scale” blue alligator strap with 18-carat pink gold AP folding clasp. Complications: Chronograph, hours, minutes, small seconds and date.