Brand, Seller, or Collection Name:Casio Model number:F91W-1 Part Number:F91W-1 Model Year:2016 Item Shape:rectangle Dial window material type:Mineral Display Type:Digital Clasp:Buckle Case material:Resin Case diameter:33 millimeters Case Thickness:8 millimeters Band Material:Resin Band length:mens Band width:18 millimeters Band Color:Black Dial color:Digital Bezel material:Resin Bezel function:Stationary Calendar:Day and date Special features:alarm-feature, Luminous Item weight:12 Ounces Movement:Quartz