Rado Women's Florence 28mm Multicolor Two Tone Steel Bracelet Steel Case Quartz Black Dial Watch R48871153 Sapphire crystal - the triumph of modern science - most scratch resistant material on the market Quartz movement with analog display and sapphire crystal dial window Date calendar, water-resistant Two tone two tone stainless steel stainless steel case with black dial Water resistant to 3 ATM / 30 meters / 100 feet : withstands rain and splashes of water but not showering or submersion