Brand, Seller, or Collection Name:Casio Model number:EF548D2AV Part Number:19168 Item Shape:Round Dial window material type:Mineral Crystal Clasp:deployant clasp with push button, deployant clasp Case material:Stainless Steel Case diameter:45 millimeters Band Material:Stainless Steel Bracelet Band width:11 millimeters Band Color:Silver Dial color:Blue Item weight:16 Ounces Movement:Quartz Water resistant depth:100 Meters