Titanium case with a white rubber strap. Fixed ceramic bezel. Openwork dial with silver-tone hands and stick hour markers. Minute markers around the outer rim. Dial Type: Analog. Luminescent hands and markers. Month, day of the week and date sub-dials. Chronograph - two sub-dials displaying: 60 second and 30 minute. Automatic movement with 45 hour power reserve. Ap caliber 2885 engine. Scratch resistant sapphire crystal. Screw down crown. Skeleton case back. Case diameter: 44 mm. Octagon case shape. Tang clasp. Water resistant at 20 meters / 65 feet. Functions: chronograph, month, day, date, hour, minute, second, moonphase. Luxury watch style. Watch label: Swiss Made. Audemars Piguet Royal Oak Offshore Chronograph Perpetual Calendar Mens Watch 26571IO.OO.A010CA.01.