About the brand: From simple strands, to embellished pieces, the quality is unmistakable. Rhodium-plated .925 sterling silver Multi-color freshwater pearls measures approximately 6-9mm Approximately 18in long with 2in extender Filigree clasp 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.