TAG Heuer Formula Watch Brand and Model: TAG Heuer Formula 1. Type: Sports Chronograph. Movement: Swiss Quartz with precision up to 1/10th of a second. Case Diameter: 43 mm. Thickness: Approximately 12.4 mm. Case Material: Stainless steel with a combination of brushed and polished finishes. Dial: Anthracite grey with Sunray pattern, three sub-dials, and a date window. Bezel: Fixed bezel with a tachymeter scale for speed measurement. Crystal: Scratch-resistant Sapphire. Crown: Screw-down crown for secure closure. Water Resistance: 200 meters (20 ATM). Strap: Stainless steel with a folding clasp and safety pushers. Included with the watch is an inspection certificate from Saudi Arabia.