This necklace features lustrous multi-color Freshwater pearls. Multi-color Freshwater pearls Hand-knotted on a silk cord Filigree clasp Material: Rhodium-plated .925 sterling silver Imported Multi-color freshwater pearls measures approximately 6-9mm Approximately 18in long with 2in extender From simple strands, to embellished pieces, the quality is unmistakable. 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.