Model : Sheen Finish Stainless Steel Caseset, Black Dial, White Subdial, Stick / Numeral Marker, on Rubber Strap With double sided Insignia Tang Buckle, Unidirectional Rotating Bezel - Anticlockwise Movement: Japanese OS20 Quartz Chronograph movement Functions: Hours, Minutes, Seconds (9.00 Subdial), Date ( Set at Crown), 24 Hour Indicator (2.00 Subdial) Chronograph 2.00 Pusher : Start / Stop Chronograph 4.00 Pusher : Reset 10.00 Subdial : Minute Counter Dimensions : Dia 44mm x 15mm Thk Material : 1 piece forged case construction, solid 316 stainless steel Back : Solid Case back with Detail Engraving Crown : One-piece Screw down crown with o ring Crystal: Synthetic Sapphire, AR Coated Water-resistant