Brand, Seller, or Collection Name:Casio Model number:GA-100CM-5ADR (G580) Part Number:GA-100CM-5ADR (G580) Model Year:2017 Item Shape:Round Display Type:Analog Case diameter:5.5 centimeters Case Thickness:17 millimeters Band width:22 millimeters Dial color:Black and Green in Camouflage Patterns Item weight:2.56 Ounces Movement:Japanese quartz