Item Shape: Round Crystal: Sapphire Crystal Case Material: Stainless Steel Case Diameter: 44.5 millimeters Case Thickness: 13 millimeters Band Material: Stainless Steel Band Length: 9 inches Band Width: 24 millimeters Band Color: Silver Clasp: Fold-Over Clasp with Single Push-Button Safety Dial Color: Blue Bezel Material: Stainless Steel Bezel Function: Stationary Special Features: Luminous Movement: Radio Sync Solar Caliber 8B63 Water Resistant Depth: 330 Feet