Dress it up or dress it down. But don't leave the palace gardens without this crown jewel. These versatile earrings feature round shape peora natural amethyst gemstones in .925 sterling silver. Our natural amethyst gemstones are a unique gift from nature. By cutting them in a way that respects the rough's natural radiance, we ignite their inherent intensity and maximize their brilliance to deliver on our signature peora standard.