Brand, Seller, or Collection Name:Casio Model number:DW-5600TB-1JF Part Number:DW-5600TB-1JF Model Year:2017 Item Shape:rectangle Display Type:Digital Case diameter:42.8 millimeters Case Thickness:13.4 millimeters Band Color:Black Special features:Timer, Stop watch Item weight:1.92 Ounces Movement:Quartz