Model : 18K Rose Gold Plated Polished Stainless Steel Casework, Smooth Bezel, Black Cirumference Dial, Skeleton Central , Numeral Markers, On Leather Strap with Rose Gold Insignia Single Fold Deployant Buckle Movement: Nickle Plated Asian 2824 Automatic movement, 25J, 28800bph, Machined and Fully Engraved and Decorated Functions: Hours, Minutes, Secs Dimensions : Diamter 42.5mm x 11.8mm Thk Material : 1 piece forged case construction, solid 316 stainless steel, Thick 18K Rose Gold Plating ... 5 Mils. plating Back : Display Caseback with Detail Engraving Crown : One-piece solid pullout crown with o ring Crystal: - Sapphire Crystal Water-resistant