Brand, Seller, or Collection Name:Casio Model number:GST-B100D-1ACR Part Number:GST-B100D-1ACR Item Shape:Round Dial window material type:Mineral Display Type:Analog Clasp:Fold-over-clasp Metal stamp:none Case material:Resin Case diameter:48 millimeters Case Thickness:14 millimeters Band Material:Stainless steel Band length:Men's Standard Band width:25 millimeters Band Color:Silver Dial color:Black Bezel material:Stainless steel Bezel function:Stationary Calendar:Day and date Item weight:6.40 Ounces Movement:Quartz Water resistant depth:660 Feet