Audemars Piguet Royal Oak Offshore Chronograph watch, stainless steel case (42mm diameter, 14.3mm thickness) with octagon-shaped bezel, screw-down crown and push-pieces, caseback engraved with the Royal Oak Offshore logo, stainless steel bracelet with hidden folding clasp, blue/silver Mega Tapisserie dial with luminescent Arabic numerals and hands, chronograph function (central seconds, 30 min, 12 hour), date calendar at 3 o' clock, 59 jewel AP caliber 3126/3840 self-winding movement with 55 hour power reserve, scratch-resistant sapphire crystal, water-resistant to 100 meters.