A Genuine Watch is dissected and used as sample for this replication....Same Case Construction as the Genuine, 1 : 1 DimensionModel : Polished SS Case, White Dial, White Subdials, Silver Sticks Markers on Leather Strap with Insignia Tang BuckleMovement: Asia 7750 Valjoux Working Chronograph movement 28800bph, Functional RegulatorFunctions: Hours, Minutes, Day and Date (3.00 window.. Set via Crown) Seconds : Running Secs at 9.00 subdials, Chronograph : 12.00 subdial - minute counter, 6.00 subdials, hour counter 2.00 pusher - start/stop chrono, 4.00 pusher - reset Dimensions : Dia 41.5mm x 16mm Thk Material : 1 piece forged case construction, solid 316 Steel Back : Close case back with Serial Engraving Crown : One-piece Screw down crown with o ring Crystal: - Sapphire crystal, Double Side AR coatedWater-resistantQC Pics Example <<--- Click Here