Stainless metal case with a chrome steel bracelet. Mounted chrome steel bezel with black aluminum best ring appearing tachymeter markings. Black dial with luminous silver-tone hands and index hour markers. Minute markers across the outer rim. Dial Kind: Analog. Luminescent hands and markers. Date show on the 6 o&aposclock position. Chronograph – three sub-dials showing: 60 2nd, 30 minute and 12 hour. Omega calibre 3330 Automated motion with a fifty two-hour energy reserve. Scratch resistant sapphire crystal. Pull / push crown. Forged case back. Case dimension: 40 mm. Case thickness: 15 mm. Spherical case form. Band width: 19 mm. Band duration: 8.5 inches. Deployment clasp with a push button unlock. Water-resistant at 100 meters / 330 toes. Purposes: chronograph, date, hour, minute, 2nd, chronometer, tachymeter. Luxurious watch taste. Watch label: Swiss Made. Merchandise Permutations: 326 30 40 50 01 001, 326-30-forty-50-01-001, 326/30/forty/50/01/001, 32630405001001. Omega Speedmaster Racing Automated Chronograph Men&aposs Watch 3188.8.131.52.01.001.