This vibrant cocktail ring is crafted in 14-karat yellow gold over .925 sterling silver and features a striking sunburst design set with iolite and pink tourmaline gemstones. Iolite & Pink Tourmaline = approximately 5.10 ct. tw. Material: 14-karat yellow gold over .925 sterling silver Imported Ring cannot be re-sized 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.