Reference : H76205530 Caliber : H-10 Collection : Khaki Aviation Movement : Automatic Case size : 38mm Dial color : Black Case material : Stainless steel Crystal : Sapphire Lug width : 18mm Power reserve : 80-hour power reserve Water Resistance : 10 bar (100m) Anti Reflection : Yes Open Case Back : Yes Nivachron : Yes BRACELET/STRAP Strap reference : H6007621001 Strap type : Calf leather Buckle type : Pin buckle Buckle width : 16mm.