C. 1980. Presented by our Estate collection: The necklace of your gemstone dreams. A vivacious oval amethyst, totaling 6.50 carats, centers … C. 1980. Presented by our Estate collection: The necklace of your gemstone dreams. A vivacious oval amethyst, totaling 6.50 carats, centers the pendant, while a pair of .20 ct. t.w. round citrine cabochons glow from above like the warm sun. Crafted in 18kt yellow gold. Suspends from a cable chain. Lobster clasp, citrine and amethyst pendant necklace. Exclusive, one-of-a-kind Estate Jewelry.