Model : Stainless Steel Case, White Exotic dial, Black Subdials on Stainless Steel Osyter Bracelet Movement: Asia 7750 Valjoux Working Chronograph movementFunctions: Hours, Minutes, Seconds : Running Secs at 9.00 subdials, Chronograph : 3.00 subdial - minute counter, 6.00 subdials, hour counter 2.00 pusher - start/stop chrono, 4.00 pusher - resetDimensions : Dia 37mm x 12.5mm Thk Material : 1 piece forged case construction, solid 316 stainless steel Back : Close case back Crown : One-piece Screw down crown with o ring Crystal: - Sapphire crystal Water-resistant