Model :18k Rose Gold Plated Polished SS Case, Black Dial, Rose Gold Subdials, Stick Markers on \Leather Strap with Insignia Single Fold Deployant Clasp, Uni-directional Diver Marked Bezel Movement: Asia 7750 Automatic Working Chronograph Movt Functions: Hours, Minutes, ( Time Setting via Crown at 3.00) Seconds : Running Secs at 9.00 subdials, Chronograph : 3.00 subdial - Minute Counter 6.00 subidla - Hour Counter 4.00 pusher - start/stop chrono, 2.00 pusher - reset Date : 4.30 ( Set By Crown) Dimensions : Dia 44.5mm x 17mm Thk Material : 1 piece forged case construction, solid 316 stainless steel, 18K Rose Gold Plating ... 5 mils Back : Close case back with Detail Engraving, Individual Serial NosCrown : One-piece Screw down crown with o ring Crystal: Sapphire crystal , Double sided AR coatedWater-resistant