This pretty halo octagon necklace is crafted in 10-karat rose gold and features an oval-cut, prong-set amethyst gemstone surrounded by 18 round-cut, prong-set diamonds. Suspended on a 17-inch rope chain and enhanced with a high polished finish, this gemstone and diamond necklace makes a perfect gift either for yourself or for someone you love. A beautiful addition to any jewelry collection.