10k White Gold, Cushion-Cut Amethyst, and White Diamond Pendant Necklace 18" Dangling from an elegant 10k white gold rope chain, this pendant is supported by a diamond-encrusted bale and features a faceted cushion-cut amethyst center. The natural properties and composition of mined gemstones define the unique beauty of each piece. The image may show slight differences to the actual stone in color and texture. All our diamond suppliers confirm that they comply with the Kimberley Process to ensure that their diamonds are conflict free. Imported