Model : 18K Rose Gold Plated Stainless Steel Casework, Black off center on Elephant Art Porcelain Dial, Dot markers, Leather Strap with Insignia BuckleMovement: Asian Seagull ST-8003 Automatic 21J, Updated Movement Bridges Original Design Engraving. Functions: Hours, Minutes Dimensions : Dia 42mm x 12mm Thk Material : 1 piece forged case construction, solid 316 stainless steel, 18K Rose Gold Plating .. 5 Mils Back : Display Case back with detail engraving on case rims Crown : One-piece screw down crown with o ring Crystal: Sapphire Crystal Water-resistant