Designed with amethyst gemstones and dyed freshwater cultured pearls, this 14k gold necklace offers a luxurious look. Necklace Details Length: 18 in. Clasp: lobster-claw Metal: 14k gold Stone Details Stone type: genuine amethyst Shape: briolette, faceted bead Cultured Pearl Details Type: freshwater Shape: round Size: 4-6 mm Color: dyed black, dyed gray Size: 18″. Color: Multicolor. Gender: Female. Age Group: Adult.