This raw amethyst stone ring with sterling silver is a stunning dark purple crystal, untouched and natural. Amethyst is often a symbol of sobriety, however the Greeks used to add it to wine to bring a greater buzz to the mix. Make sure to add this unique and attractive piece to your collection. Our gallery is open 7 days a week so don't miss out. Amethyst is colored by Fe3, an iron molecule that brings the beautiful purple hue.