Omega Speedmaster Racing Automatic Chronograph Black Dial Stainless Steel Mens Watch 326.30.40.50.01.001 Importado Stainless steel case with a stainless steel bracelet. Fixed black aluminum-filled bezel showing tachymeter markings. Black dial with luminous silver-tone hands and stick 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. Automatic movement with a 52-hour power reserve. Scratch resistant sapphire crystal. Push / pull crown. Solid case back. Case diameter: 40 mm. Round case shape. Deployment clasp with a push button release. Water resistant at 100 meters / 330 feet