Movement Automatic ( Miyota ) 8215 Case Material 316L Stainless Steel Case diameter 38.0mm Case Length 46.0mm Case Thickness 14.5mm Case Finishing Brush & Shiny finishing Case back Stainless steel, screw down Strap Material Stainless steel bracelet Metal Bracelet Size 20 mm Glass Double domed / Acrylic Crystal Water Resistance 10 ATM
