Model : Stainless Steel Polished Case, Black Dial, Black Recess Subdials, Superlume Stick Markers and Needles on Leather Strap with Single Fold Insignia Deployant Clasp. Bi-directional Knurled Bezel Movement: Asia 7750 Valjoux Working Chronograph movement 28800bphFunctions: Hours, Minutes, Seconds : Running Secs at 3.00 subdials, Chronograph : 9.00 subdial - minute counter, 6.00 subdials, hour counter 2.00 pusher - start/stop chrono, 4.00 pusher - reset Date at 12.00 set via crown (Big Date ...Duo Date Window.. Perpetually Driven.. 31 to 01 )Dimensions : Dia 48.7mm x 18mm Thk Material : 1 piece forged case construction, solid 316 stainless steel Back :Close case back with Sports Rim Design and Detail EngravingCrown : One-piece Screw down crown with o ring Crystal: - Sapphire crystal with AR coating Water-resistantQC Pics Example <<--- Click Here