Brand, Seller, or Collection Name:Casio Model number:GST-W300-1ACF Part Number:GST-W300-1ACF Item Shape:Round Dial window material type:Mineral Display Type:Analog and digital Clasp:Buckle Case material:Stainless steel Case diameter:44.2 millimeters Case Thickness:15.5 millimeters Band Material:Resin Band length:Men's Standard Band width:24.4 millimeters Band Color:Black Dial color:Black Bezel material:Stainless steel Bezel function:Stationary Calendar:Day, date, and month Item weight:3.04 Ounces Movement:Quartz Water resistant depth:660 Feet