Model : PVD Black Coated SS Polished/Brushed Reverso Case ( High Grade Lasting Bearings) , White + Black Duo Side Dial , Stick/Numeral Hour Markers, Leather Strap with Insignia Deployant BuckleMovement: Asian Automatic 2813 Movement , 21J Functions: Black Dial : Hours, Minutes, Secs ( 6.00 Subdial) White Dial : Hours, Minutes, Secs (3.00 Exposed Balance Wheel) Dimensions : Width34mm x Ht53mm x 11.5mmThk ( Overall) x 10.5mm Thk (Watch) Material : 1 piece forged case construction, solid 316 stainless steel, High quality precision reversing Mechanism, Thick PVD Black Coating .. Back : Solid case back with detail graffiti engraving Crown : One-piece pull out crown Crystal: Synthetic Sapphire Water-resistant