Audemars Piguet Code 11.59 by Audemars Piguet - Chronograph - 41mm White Gold Case - Blue Dial - Blue Alligator Strap - 15210BC.OO.A321CR.0141 mm 18K white gold case, 10. 7 mm thick, glareproofed sapphire crystal back, glareproofed sapphire crystal, lacquered blue dial with 18K white gold applied hour markers and hands, 24K white gold applied logo in galvanic growth, Calibre 4302 selfwinding movement with hours, minutes, centre seconds and date, approximately 70 hours of power reserve, blue alligator strap, 18K white gold pin buckle. Water resistant to 30 m.