Model 116519 with Ceramic Bezel and Superlume Dial !!!! Model : Polished 316F Stainless Steel Caseset, Black Ceramic Bezel, White Dial, Black Ring Subdials, Arabic Numeral Markers, Suplerlume Needles on SS Bracelet with Double Locking Clasp, Engraved Rehaut with M serial numbers Movement: Asia 7750 Valjoux Working Chronograph movement, 28800bph, Engraved Rotor, New Improved 29J VersionFunctions: Hours, Minutes, Seconds : Running Secs at 6.00 subdials, Chronograph : 3.00 subdial - minute counter, 9.00 subdials, hour counter 2.00 pusher - start/stop chrono, 4.00 pusher - reset Dimensions : Dia 40mm x 13mm Thk Material : 1 piece forged case construction, solid 316 stainless steel Back : Close case back with Hollogram Crown : One-piece Screw down crown with o ring Crystal: Sapphire crystal with laser etched crown at 6.00 Model No and Serial number engraved in lugs at both endsWater-resistant