Brand, Seller, or Collection Name:Casio Model number:AQS810WC-4AV Part Number:AQ-S810WC-4A Item Shape:Round Dial window material type:Mineral Display Type:Analog and digital Clasp:Buckle Case material:Plastic Case diameter:45 millimeters Case Thickness:12 millimeters Band Material:Plastic Band length:Men's Standard Band width:20 millimeters Band Color:Red Dial color:Black Calendar:Yes Special features:Stop watch, Timer, Luminous Item weight:4.16 Ounces Movement:Quartz Water resistant depth:100 Meters