From Hamilton, the Khaki Navy Scuba Automatic Crystal Sapphire Bracelet Watch features:  Stainless steel case Silver stainless steel bracelet strap Crystal sapphire dial Folding clasp buckle closure Swiss-made automatic movement Three-hand movement Date function 80-hour power reserve Case size approx. 40mm  Buckle width approx. 20mm Lug width approx. 20mm Water resistance: 10 bar (100 m) / 145 psi (328 ft) Imported.