Model : 18K Rose Gold Plated Polished Stainless Steel Casework, Assorted Dials as Shown, Genuine Croc Strap with with 18K Rose Gold Plated Insignia Deployant buckleMovement: Japanese Miyota 9100 Automatic movement, Gold insignia on Rotor, with Calender and Power Reserve Complications Functions: Hours, Minutes, Seconds, Date, Day, Month, Year, 24hrs Dimensions : Width 37 x Height 37mm x 11mm Thk Material : 1 piece forged case construction, solid 316 stainless steel, Thick 18K Rose Gold Plating ... 5 Mils , Back : Display Caseback with Serial Engravings on Case Rims Crown : One-piece Screw down crown with o ring Crystal: Sapphire crystal front Water-resistant