Model : Stainless Steel Case, Black Dial, White Subdials, Lume Stick Markers on Stainless Steel Anti Dusk Quality Rubber Strap with Single Fold Deployant ClaspMovement: Asia 7750 Valjoux Working Chronograph movement, 28800bph, Working Regulator Functions: Hours, Minutes, Seconds : Running Secs at 9.00 subdials, Date : Window at 6.00, set via crown Chronograph : 3.00 subdial - minute counter, 6.00 subdials, hour counter 2.00 pusher - start/stop chrono, 4.00 pusher - reset Dimensions : Dia 42.5mm x 16mm Thk Material : 1 piece forged case construction, solid 316 stainless steel Back : Close case back with Detail Engraving Crown : One-piece Screw down crown with o ring Crystal: - Sapphire crystal Water-resistant