4.80 Carat Natural Loose Bicolor Ametrine Sone Emerald Cut Brazilian Gemstone

Mined from the world-famous deposits of Brazil, this 4.80 Carat Natural Loose Bicolor Ametrine showcases a seamless, natural transition between warm, golden citrine honey and cool, royal amethyst purple. Precision-crafted into a classic emerald cut, its clean, parallel step facets create a refined "hall-of-mirrors" optical effect that beautifully frames the distinct color zone boundary running through its core. The gemstone boasts superior eye-clean clarity and exceptional crystal transparency, allowing light to traverse its interior effortlessly without dark extinction zones or clouding. Completely natural, unheated, and untreated, this striking 4.80-carat Brazilian ametrine offers a rare fusion of two iconic quartz varieties in a single gem, making it an extraordinary choice for a custom ring, a tailored pendant, or an elite gemstone collection.