Brand New Authentic Hamilton Khaki Aviation X-Wind Auto Chrono Black Dial Leather Men's Watch Model H77736733. Stainless Steel case with Black Calfskin Leather strap. Tang clasp. Dial description - Black Dial with Silver Arabic Hour Markers dial. Automatic Self Winding movement. Watch functions - Day. Scratch Resistant Sapphire crystal. Case size - 45mm. 50 Meters - 165 Feet water resistant. 2 year WatchMaxx warranty. Also known as model - H001.77.736.733.01. Hamilton Khaki Aviation X-Wind Auto Chrono Black Dial Leather Men's Watch H77736733