Silver-tone stainless steel case and bracelet. Fixed tachymeter scale black aluminum top ring bezel. Black dial with luminous silver-tone 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 and 12 hour. Omega Calibre 3330 Automatic movement, based upon ETA Valjoux 7753, containing 31 Jewels, bitting at 28800 vph, and has a power reserve of approximately 52 hours. Scratch resistant sapphire crystal. Pull / push crown. Solid case back. Round case shape, case size: 40 mm, case thickness: 15 mm. Band width: 19 mm, band length: 8.5 inches. Deployment with push button release clasp. Water resistant at 100 meters / 330 feet. Functions: chronograph, hour, minute, second, chronometer, tachymeter. Speedmaster Racing Series. Luxury watch style. Watch label: Swiss Made. Item Variations: 326 30 40 50 01 001, 326-30-40-50-01-001, 326/30/40/50/01/001, 32630405001001. Omega Speedmaster Racing Automatic Chronograph Men’s Watch 326.30.40.50.01.001.