Model  :  Polished Ceramic Casework, Black Ceramic Tachymeter, Black Dial, Black  Subdials , Lumed steel Sticks Hour Index, on Black Nylon Strap with Insignia Buckle (PVD Black Finish),   
Movement:  Japanese OS 20 Working Chronograph Quartz Movement
Functions: Hours, Minutes, Secs at 6.00 Subdial, Date ( Set via crown), Chronograph, 24 Hour Indicator at 3.00 Subdial
Dimensions  : Width 42.5mm x 14mmThk
Material : 1 piece Forged Solid 316 Stainless Steel
Back :  Solid case back with Insignia
Crown : One-piece Screw down crown 
Crystal:  Sapphire Crystal
Water-resistant