Audemars Piguet Royal Oak Selfwinding Chronograph "50th Anniversary" Ref. 26240ST.OO.1320ST.03 The Audemars Piguet Royal Oak Selfwinding Chronograph "50th Anniversary" ref. 26240ST.OO.1320ST.03 has a 41 mm stainless steel case and the self-winding Calibre 4401. - Self-winding Calibre 4401, 70 h power reserve - Functions: flyback chronograph, hours, minutes, small seconds and date - Case: stainless steel case, glareproofed sapphire crystal and caseback, screw-locked crown. Diameter 41 mm, thickness 12.4 mm, water resistant to 50 m - Dial: silver-toned dial with “Grande Tapisserie” pattern, silver-toned counters, white gold applied hour-markers and Royal Oak hands with luminescent coating - Stainless steel bracelet with AP folding clasp Full set. Maker: Audemars Piguet. Reference: 26240ST.OO.1320ST.03. Available through ELITA's private desk — verification review, discreet handling and storage. Price on request.