This elegant ring is crafted from 14-karat gold-plated sterling silver and features a pear-shaped rainbow moonstone accented by white topaz gemstones. Rainbow Moonstone and White Topaz gemstones = approximately 0.52 ct. tw. Material: 14-karat Gold-Plated Sterling Silver Imported Rainbow Moonstone measures 4mm x 6mm; White Topaz measures 1.5mm x 1.5mm 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.