VTG MODERNIST BRUTALIST 14K YELLOW GOLD RAW FORM PURPLE AMETHYST GEODE RING 17GModern Jewelry4.5(206)$2,7501 day Left
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Monumental Amethyst Geode Cathedral with Hand-Carved Gemstone CockatoosWilliamson Auction Gallery4.7(285)$5,000Jun 09, 2026
3pcs Natural amethyst mineral specimens. Cathedral-style geode slice and bookends.Uniques and Antiques, Inc.4.7(877)$50Jun 09, 2026
LARGE CATHEDRAL BOLIVIAN AMETHYST CRYSTAL GEODE WITH BLUE AGATEDan Morphy Auctions4.3(1.4k)$100Jun 11, 2026
