Silver-tone stainless steel case with a black rubber strap. Fixed tachymeter scale black stainless steel bezel. White dial with black hands and index hour markers. Minute markers around the outer rim. Dial Type: Analog. Luminescent hands and markers. Chronograph - three sub-dials displaying: 60 second, 30 minute and12 hour. Omega Calibre 3861 Automatic movement, based upon Lemania 1873, containing 26 Jewels, bitting at 21600 vph, and has a power reserve of approximately 50 hours. Scratch resistant sapphire crystal. Transparent see through case back. Round case shape, case size: 42 mm. Deployment with push button release clasp. Water resistant at 50 meters / 165 feet. Functions: chronograph, hour, minute, small second, chronometer. Speedmaster Series. Luxury watch style. Watch label: Swiss Made. Omega Speedmaster Chronograph Automatic Chronometer White Dial Men's Watch 310.32.42.50.04.001.