Brand, Seller, or Collection Name:Casio Model number:EFR-539L-7AVUDF (EX221) Part Number:EFR-539L-7AVUDF (EX221) Item Shape:Round Dial window material type:Mineral Display Type:Analog Case material:Steel Case diameter:5.4 centimeters Case Thickness:12 millimeters Band Material:Leather Band width:22 millimeters Band Color:Brown Dial color:White Calendar:Yes Item weight:3.36 Ounces Movement:Analog quartz Water resistant depth:100 Meters