SPECIFICATION: Movement Automatic ( Miyota ) 8215 Case Material 316L Stainless Steel Case diameter 36.0mm Case Length 43.7mm Case Thickness 13.0mm Case Finishing Polish / Brush finishing Case back Stainless steel, screw down Strap Material Metal Bracelet Strap Size 20 mm Glass Double domed / Acrylic Crystal Water Resistance 10 ATM
Movement: ( Citizen / Miyota 8215 ) Automatic Winding direction: Uni-directional ( Left ) Thickness: 5.67mm Jewels: 21 Power Reserve: 42 Hours Country of Manufacture: Japan