Natural Amethyst 18.55 ct – Purple, Fancy Cushion Cut, Untreated

This 18.55 carat natural amethyst features a bold fancy cushion cut and a vivid purple hue, offering a distinctive aesthetic and strong visual presence. The gemstone is eye clean and untreated, making it an excellent choice for bespoke high-end jewelry or a standout collector's piece. Comes with a standard seller’s certificate; GIA or IGI certification available upon request for an additional fee.