Heavenly 14K Gold Necklace Amethyst Drop. Fancy filigree links appear at the central part of this necklace. Rose gold roses appear over the filigree and around the pale Amethyst setting. The necklace closes with a snap clasp. This beautiful antique Amethyst necklace is 16.5 inches long. Circa date 1910 to 1920. Amethyst is the birthstone for February. This Estate 14K Gold necklace is in excellent condition.