316L Stainless Steel, Casing Reference #1800, 40mm in Diameter, 120 Stops Counter-Clockwise Rotating Bezel, Genuine Leather Strap, Ginault Caliber 7275, Standard Grade, +/- 20 s/d, 38 Hours of Power Reserve, Sapphire Crystal, ISO 6425 Diver’s Watch, 1,000 Feet or 300 Meter Water Resistance, Hand Built In America.