Brand, Seller, or Collection Name:Casio Model number:GA-1100-9GDR (G640) Part Number:GA-1100-9GDR (G640) Item Shape:Round Dial window material type:Mineral Display Type:Analog and digital Clasp:Buckle Case material:Stainless steel Case diameter:5.2 centimeters Case Thickness:14 millimeters Band Material:Plastic Band length:Men's Standard Band width:22 millimeters Band Color:Black Dial color:Black Special features:measures-seconds, Shock resistant Item weight:3.04 Ounces Movement:Quartz Water resistant depth:200 Meters