Stainless steel case with a stainless steel bracelet. Fixed stainless steel bezel. Black grande tapisserie pattern dial with luminous white gold hands and index hour markers. Minute markers around the outer rim. Dial Type: Analog. Luminescent hands and markers. Date display between the 4 and 5 o'clock positions. Chronograph - three sub-dials displaying: 60 second, 30 minute and 12 hour. Audemars Piguet calibre 2385 automatic movement with a 40-hour power reserve. Scratch resistant sapphire crystal. Screw down crown. Solid case back. Case size: 41 mm. Case thickness: 10.8 mm. Octagon case shape. Fold over clasp. Water resistant at 50 meters / 165 feet. Functions: chronograph, column wheel, date, hour, minute, small second. Luxury watch style. Watch label: Swiss Made. Item Variations: 26320ST OO 1220ST 01, 26320ST-OO-1220ST-01, 26320STOO1220ST01. Audemars Piguet Royal Oak Chronograph Black Dial Men's Watch 26320ST.OO.1220ST.01.