This elegant ring is crafted in .925 sterling silver and features a striking faceted green amethyst for a sophisticated aesthetic. Green Amethyst = approximately 5.47 ct. tw. Material: .925 sterling silver Imported Weighs approximately 5.906 grams It is customary to treat most gemstones to achieve enhanced color and durability. Some of these treatments may not be permanent, and may require special care. Please note: In product titles ct. tw. refers to the total carat weight of all diamonds and/or gemstones combined.