Brand, Seller, or Collection Name:Casio Model number:GWG-100-1A3JF Part Number:GWG-100-1A3JF Model Year:2018 Item Shape:Round Display Type:Analog and digital Case diameter:5.5 centimeters Case Thickness:17.3 millimeters Band Color:multi Dial color:Black Special features:World time, Timer, Stop watch Item weight:3.04 Ounces Movement:Quartz