Metal Purity:925Number of Gemstones:1Collection:Tiffany & Co. Tiffany 1837Country of Origin:GermanySecondary Stone:No StoneColor:BlueMetal:Sterling SilverMain Stone Shape:SquareBase Metal:SilverMaterial:EnamelMain Stone Color:BlueStyle:CharmType:CharmBrand:Tiffany & Co.Main Stone:No StoneMain Stone Treatment:Not EnhancedChain Type:Box