Stainless steel case with a stainless steel bracelet. Fixed stainless steel bezel. Black dial with luminous hands and index hour markers. Minute markers around the outer rim. Dial Type: Analog. Luminescent hands and markers. Date display at the 3 o'clock position. Automatic movement. Scratch resistant sapphire crystal. Screw down crown. Transparent case back. Case diameter: 41 mm. Case thickness: 9.8 mm. Octagonal case shape. Folding clasp. Water resistant at 50 meters / 165 feet. Functions: date, hour, minute, second. Luxury watch style. Watch label: Swiss Made. Audemars Piguet Royal Oak Black Dial Stainless Steel Bracelet Mens Watch 15400STOO1220ST01.