Brand, Seller, or Collection Name:Casio Model number:GA-400-1BJF Part Number:GA-400-1BJF Model Year:2014 Item Shape:Round Display Type:Digital, Analog Case diameter:5.2 centimeters Case Thickness:18.3 millimeters Band Material:Resin Band Color:Black Dial color:Black Special features:World time Item weight:2.40 Ounces Movement:Quartz