Silver-tone stainless steel case and bracelet. Black aluminium bezel. White dial with black hands and index-Arabic numeral hour markers. Tachymeter scale around the outer rim. Dial Type: Analog. Luminescent hands and markers. Chronograph - three sub-dials displaying: 60 second, 60 minute and 1/10th of a second. Omega Calibre 3861 Manual-winding 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. Screw down crown. Transparent see through case back. Round case shape, case size: 42 mm, case thickness: 13.2 mm. Band width: 20 mm. Fold over clasp with a safety release. Water resistant at 50 meters / 165 feet. Functions: chronograph, hour, minute, second. Speedmaster Series. Sport watch style. Watch label: Swiss Made. Omega Speedmaster Chronograph Hand Wind White Dial Mens Watch 310.30.42.50.04.001.
