Model : 18K Rose Gold Plated Polished SS Case, Blue Dial, Arrow Stick Markers Polished Bezel on Leather Strap with Single Fold Deployant Clasp , Movement: Nickel Plated Plain Asian 2813 Automatic Movement , 21J Functions: Hours, Minutes, Seconds, Date ( Set at Crown) Dimensions : Dia 46mm x 15.5mm Thk Material : 1 piece forged case construction, solid 316 stainless steel, Thick 18K Rose Gold Plating ... 5mils Back : Display Caseback With Serial Engraving Crown : One-piece Screw down crown with o ring Crystal:Synthetic Sapphire< AR Coated Water-resistant