Brand, Seller, or Collection Name:Casio Model number:EDB610-1 Part Number:EDB610-1 Item Shape:Oval Dial window material type:Mineral Display Type:Analog Clasp:Buckle Case material:Resin Case diameter:40 millimeters Case Thickness:10 millimeters Band Material:Resin Band length:mens Band width:2 inches Band Color:Various Dial color:Black Bezel material:Resin Bezel function:Stationary Calendar:Perpetual calendar Special features:Calculator, Luminous Movement:Quartz