Model : Stainless Steel Case, Square Cut Diamond Bezel, Royal Black Design Diamond Crested Dial, Diamond Markers on Black Rubber Strap with Diamond Inserts with Single Fold Clasp, Diamond Cresting End Links, Engraved Rehaut Movement: Swiss Eta 2836-2 Automatic MovementFunctions: Hours, Minutes, Seconds, Date Dimensions : Dia 37mm x 12mm Thk Material : 1 piece forged case construction, solid 316 stainless steel Back : Solid case back with HollogramCrown : One-piece screw down crown with o ring Crystal: Sapphire crystal Water-resistant