Brand, Seller, or Collection Name:Casio Model number:BGA-230-3BDR (B171) Part Number:BGA-230-3BDR (B171) Model Year:2016 Item Shape:Round Dial window material type:Mineral Display Type:Analog and digital Clasp:Buckle Case material:Resin Case diameter:41 millimeters Case Thickness:13 millimeters Band Material:Resin Band length:Women's Standard Band width:19 millimeters Band Color:Grey Dial color:Grey Calendar:Day Special features:Light, Shock resistant, World time Movement:Japanese quartz Water resistant depth:100 Meters