Brand: Invicta Model number: INVICTA-9310 Part Number: 9310 Model Year: 2011 Item Shape: Round Dial window material type : Mineral Display Type: Analog Clasp: Fold over clasp Case material: Two-tone stainless steel Case diameter: 40 millimeters Case Thickness: 10 Band Material: Two-tone stainless steel Band length: mens Band width: 18 millimeters Band Color: Silver Dial color: Blue Bezel material: Two-tone stainless steel Bezel function : Unidirectional Calendar : Date Special features: Second hand, Luminous Item weight: 16 Ounces Movement : Swiss quartz