Model :Polished SS Case, Grey Dial , Silver Roman numerals Hour Markers, Leather strap with Insignia Single Fold BuckleMovement: Asian 2813 21J Automatic Movement with Calender Complications, Insignia Rotor Functions: Hours, Minutes, Seconds ( 6.00 - Exposed Balance Wheel as Faux Toubillon) Date (Fandial at 10.00 ..set via recess Pusher on Case side at 8.00), Day (Fandial at 2.00...set via recess Pusher on Case side at 4.00) Dimensions : Dia 43.5mm x 14.5mm Thk Material : 1 piece forged case construction, solid 316 stainless steel Back : Display Caseback with Detail Engraving on Case Rims Crown : One-piece Pull out crown with o ring Crystal: Sapphire Crystal, AR Coated Water-resistant