Brand, Seller, or Collection Name:Casio Model number:BGS-100GS-1ADR (B211) Part Number:BGS-100GS-1ADR (B211) Model Year:2017 Item Shape:Round Dial window material type:Mineral Display Type:Analog and digital Clasp:Buckle Case material:Resin Case diameter:42.6 millimeters Case Thickness:12 millimeters Band Material:Polyurethane Band length:Women's Standard Band width:21 millimeters Band Color:Black Dial color:Black Calendar:Date and month Special features:Light, Timer, Stop watch Item weight:1.12 Ounces Movement:Japanese quartz Water resistant depth:100 Meters