Stainless steel case with a stainless steel bracelet. Fixed stainless steel with roman numeral hour mark bezel. Black dial with silver-tone hands and stick hour markers. Minute markers around the outer rim. Dial Type: Analog. Luminescent hands and markers. Date display at the 6 o'clock position, day of the week at the 12 o'clock position. Automatic movement. Omega 8602 engine. Scratch resistant sapphire crystal. Pull / push crown. Skeleton case back. Case diameter: 38 mm. Round case shape. Deployment with push button clasp. Water resistant at 100 meters / 330 feet. Functions: date, day, hour, minute, second. Luxury watch style. Watch label: Swiss Made. Omega Constellation Chronometer Black Dial Stainless Steel Mens Watch 188.8.131.52.01.001.