Model : 18K Rose Gold Plated Polished Stainless Steel Case, Black Dial, Roman Markers for Hour Dial, Minute Increment Numerals Markers for Minute Dial, on Leather Strap with Insignia Tang BuckleMovement:Asian 2813 Automatic Movement, Decorated RotorFunctions: Hours, Minutes, Seconds (Rotating Open Balance Wheel As Faux Tourbillon Functional Day/Night Indicator Dimensions : Width 44mm x Ht 55mm x 13mm Thk Material : 1 piece forged case construction, solid 316 stainless steel, 18K Rose Gold Plating... 5 mils Back : Display Caseback with detail engraving Crown : One-piece Pull down crown with o ring Crystal: Synthetic Sapphire Water-resistant