A Genuine watch was purchase to use for replication of this watch Model : Full Titanium Case With 18K RG Plated Bezel and Rubber Clad on Sides, White with Central Red Tuxedo Dial, RG Numeral Markers on White Rubber strap with Titanium Insignia Deployant ClaspMovement: Asia 7750 Valjoux Working Chronograph movement 28800bph , Insignia Engraving on Rotor Functions: Hours, Minutes, Seconds : Running Secs at 9.00 subdials (Windmill Sec Hand) , Chronograph : 3.00 subdial - minute counter 2.00 pusher - start/stop chrono, 4.00 pusher - reset Dimensions : Dia 44mm x 14mm Thk Material : 1 piece forged case construction, Solid Titanium Caseset, Thick 18K RG Plating ... 5 mils.. Back : Display Caseback with Detail Serial/etc Enrgraving on Case rims Crown : One-piece Pull out crown with o ring Crystal: Sapphire crystal with Double Sided AR coatingWaterproof to 30m . Factory pressure testedFree Additional 1 Rubber Strap (Black)