Model : Polished Stainless Steel Casework, Metallic White dial, White Subdials on Polish Stainless Steel Bracelet with Deployant Clasp, Double Release Catch, Depressable Recessed Movement: Asian 7750 Valjoux Working Chronograph movement, 28800bph, GMT Function Detailed Insignia On Rotor Functions: Hours, Minutes, Seconds : Running Secs at 9.00 subdials, GMT Hand Independently Adjusted Date : Adjustment via Crown, Chronograph : 12.00 subdial - Minute Counter , 6.00 subdial - Hour Counter 2.00 pusher - start/stop chrono, 4.00 pusher - reset Date : 4.30 ( set via crown) Dimensions : Dia 43mm x 15mm Thk Material : 1 piece forged case construction, solid 316 stainless steel Back : Display case back with Serial Engravings on the Case Rims Crown : One-piece solid Screw Down crown with o ring Crystal: - Sapphire crystal front and back Water-resistant