Stainless steel case with a stainless steel bracelet. Fixed stainless steel bezel. Tachymeter markings on inner 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 6 o'clock position. Chronograph - three sub-dials displaying: 60 second, 30 minute and 12 hour. Omega calibre 3330 automatic movement with a 52-hour power reserve. Scratch resistant sapphire crystal. Pull / push crown. Solid case back. Case dimensions: 42.4 mm x 46.2 mm. Case thickness: 15 mm. Tonneau case shape. Band width: 20 mm. Fold over deployment clasp. Water resistant at 100 meters / 330 feet. Functions: chronograph, date, hour, minute, second, chronometer. Dress watch style. Watch label: Swiss Made. Item Variations: 32710435001001. Omega Speedmaster Mark II Automatic Chronograph Men's Watch 327.10.43.50.01.001.