From Hamilton, the Men's Khaki Field King Automatic Leather Strap Watch features:  Stainless steel case Beige dial color Brown cow leather strap Tanning mineral lining Crystal sapphire Pin buckle closure Swiss-made automatic movement 80-hour power reserve Case size approx. 40mm  Lug width approx. 20mm Buckle width approx. 18mm Water Resistance: 5 bar (50m) / 73 psi (164 ft) Top denotation leather Top species cow Top tanning mineral Lining species cow Imported.