Silver-tone stainless steel case and bracelet. Fixed blue stainless steel bezel. White dial with blue hands and index hour markers. Minute markers around the outer rim. Dial Type: Analog. Luminescent hands and markers. Date display at the 6 o'clock position. Omega Calibre 8900 Automatic movement, based upon Omega 8500, containing 39 Jewels, bitting at 25200 vph, and has a power reserve of approximately 60 hours. Scratch resistant sapphire crystal. Transparent see through case back. Round case shape, case size: 41 mm. Fold over clasp with a safety release. Water resistant at 50 meters / 165 feet. Functions: date, hour, minute, second, co-axial escapement, chronometer. Constellation Series. Luxury watch style. Watch label: Swiss Made. Omega Constellation Automatic Chronometer White Dial Mens Watch 131.30.41.21.04.001.