Model : Polished /Brushed Stainless Steel Case Set and Bezel, Black Dial, Steel Stick Markers on Leather Clad Front, (Antidust Quality) Gummy or Rubber Strap With Insignia ClaspMovement: Nickle Plated Asian 2824 Autromatic Movement , 25J, 28800bph, Nickle Plated, Insiginia Engraved Rotor As per the Genuine, Faux Tourbillon Functions: Hours, Minutes, Seconds, Date ( Set via Crown) Dimensions : Diameter 45mm x 11.5mm Thk Material : 1 piece composite caseset construction, solid stainless steel Back : Display Caseback , Detail Serial engraving on case interior Crown : One-piece Screw down crown with o ring Crystal: Sapphire Crystal, Colourless Double AR Coating Water-resistant