Brand, Seller, or Collection Name:BIDEN Model number:BD006-Allblack Part Number:4331784883 Item Shape:Round Dial window material type:Hardlex Display Type:Analog Clasp:Hook Buckle Case material:Stainless steel Case diameter:4 centimeters Case Thickness:0.70 centimeters Band Material:mesh Band length:Men's Standard Band width:2 centimeters Band Color:Black Dial color:Black Calendar:Day, date, and month Special features:Backup battery Movement:Analog quartz Water resistant depth:98 Feet