This self winding Audemars Piguet Royal Oak Offshore Chronograph 26170ST.OO.1000ST.08 with a 42 mm diameter case in stainless steel, thickness is 14.5 mm. The bezel is fixed and is constructed from stainless steel the black Méga Tapisserie dial with white Arabic numerals and white gold Royal Oak hands with luminescence date display at 3 o'clock position. Protected by a scratch proof sapphire crystal and caseback, rubber clad screw down crown and pushpieces. This watch is complimented with a black band crafted from leather and secured with a hidden folding clasp. Powered by the 3126 / 3840 Manufacture calibre, with chronograph functions, hours, minutes, small seconds and date. It has a water resistance of 100 meters / 330 feet and a power reserve of 50 hours.