Brand: Invicta Model number: INVICTA-8939 Part Number: 8939 Model Year: 2011 Item Shape: Round Dial window material type : Mineral Display Type: Analog Clasp: Fold-Over Clasp with Safety Case material: Stainless Steel Case diameter: 24 millimeters Case Thickness: 11 millimeters Band Material: Stainless Steel Band length: Womens Band width: 12 millimeters Band Color: Black/Silver Dial color: Black Bezel material: Stainless Steel Bezel function : Unidirectional Calendar : Date Special features: Shock resistant Item weight: 16 Ounces Movement : Japanese-Quartz