Silver-tone stainless steel case with a blue alligator leather strap. Fixed silver-tone stainless steel bezel. Black dial with silver-tone hands and Arabic numeral hour markers. Tachymeter. Dial Type: Analog. Luminescent hands and markers. Date display at the 3 o'clock position. Chronograph - sub-dials displaying: three - 60 second, 30 minute and 12 hours. Audemars Piguet Calibre 3126 / 3840 automatic movement with a 50-hour power reserve. Scratch resistant sapphire crystal. Screw down crown. Skeleton transparent exhibition see through case back. Case size: 42 mm. Case thickness: 14.55 mm. Round case shape. Water resistant at 100 meters / 330 feet. Functions: chronograph, date, hour, minute, second. Luxury watch style. Watch label: Swiss Made. Audemars Piguet Royal Oak Offshore Black Dial Mens Chronograph Watch 26470ST.OO.A028CR.01.