Stainless steel case with a black rubber strap. Black ion-plated bezel with tachymeter. Black dial with luminous hands and index hour markers. Minute markers around the outer rim. Luminescent hands and dial markers. Date display at the 3 o'clock position. Chronograph - three sub-dials displaying: 60 seconds, 30 minutes and 12 hours. Automatic chronograph movement. Scratch resistant sapphire crystal. Screw down crown. Case diameter: 41 mm. Case thickness: 16 mm. Deployment clasp. Water resistant at 30 meters / 100 feet. Functions: hours, minutes, seconds, date, chronograph, tachymeter. This watch is a automatic watch, no battery required. Bid in confidence with with Ebay's Money Back Guarantee. This is a genuine TAG HEUER Watch.