Model  : PVD Black Coated Brushed SS Case , Black Dial, Silver Cut Out Ring Subdials, Stick Markers on  Anti Dust Rubber Strap , single flip over Insignia deployant, Fixed Tachymeter Bezel
Movement:  Japanese OS 20 Quartz Working Chronograph movement,
Functions: Hours, Minutes, Secs (6.00 Subdial) Chronograph
Minute Counter :  9.00 subdials
24 Hour : 3.00 Subdial
Date @ 12.00 Adjustment via crown,
2.00 pusher - start/stop chrono, 4.00 pusher - reset
Dimensions  : Dia 45 mm x 16mm Thk
Material : 1 piece forged case construction, solid 316 stainless steel, PVD Black Coating 
Back :  Solid case back with Detailed Engraving
Crown : One-piece solid screw-down crown with o ring
Crystal:  S ynthetic Sapphire  
Water-resistant