Brand: Invicta Model number: 13966 Part Number: 13966 Model Year: 2011 Item Shape: Round Dial window material type : Synthetic sapphire Display Type: Analog Clasp: Fold-Over Clasp with Safety Case material: Stainless steel Case diameter: 48 millimeters Case Thickness: 12 millimeters Band Material: Stainless steel Band length: Men's Standard Band width: 20 millimeters Band Color: Gold Dial color: Blue Bezel material: Stainless steel Bezel function : tachymeter Calendar : Date Item weight: 16 Ounces Movement : Japanese quartz