Authentic Tag Heuer Formula 1 model CBZ2084.FT8097. Round automatic chronograph movement with fixed Tachymeter Scale bezel, Date function at the 3 o'clock position, Power Reserve indicator, Hour markers, Minute markings and Luminous Grey hands around a Black DLC Titanium case. Equipped with a screw down crown, Scratch Resistant Sapphire crystal glass, Sub-dials displaying seconds/centiseconds (1/10th), minutes (30 min) and hours (12 hr). Water resistant to 200 meters (660 feet).