BRAND : Audemars Piguet MODEL : Royal Oak Offshore MODEL NUMBER : 15710ST.OO.A027CA.01 CASE : Stainless steel case, glareproofed sapphire crystal and caseback, black ceramic screw-locked crowns CASE SIZE : 42 mm WATER RESISTANCE : 300 m DIAL : Blue dial with “Méga Tapisserie” pattern, white gold applied hour-markers and Royal Oak hands with luminescent coating, black rotating inner bezel with zone from 60 to 15 minutes in white CALIBRE : MANUFACTURE CALIBRE 4308 MECHANISM : Selfwinding POWER RESERVE : 60 hours FUNCTIONS : Dive time measurement, hours, minutes, centre seconds and date