Model : Polished Stainless Steel Casework, Black Dial, Steel Sticks/Numeral Markers, on Brushed SS Link Bracelet Single Fold Over Insignia Deployant Clasp, single release button. Movement: Nickel Plated Asian Eta 2824-2 Automatic movement, Insignia on Rotor Functions: Hours, Minutes, Seconds, Date ( Set at Crown) Dimensions : Dia 39mm x 12.5mm Thk Material : 1 piece forged case construction, solid 316 stainless steel Back : Display Case Caseback With Detail engraving on case rims Crown : One-piece Screw down crown with o ring Crystal: Sapphire crystal front and back Water-resistant