Natural Ametrine 7.76 ct - Octagon, Untreated No treatment ruby is one of the

ruby is one of the most durable gemstones

10 carat natural amethyst featuring a vivid purple hue and a well-proportioned oval cut that maximizes brilliance

preserving its authentic character and brilliance

Tanzanite: 100% Natural

Natural Ametrine 7.76 ct - Octagon, Untreated No treatment ruby is one of theThis 7. 76 ct ametrine from Bolivia displays a distinctive bicolor separation of purple and yellow. The octagonal cut maximizes the presence of both colors. This ametrine is eye clean. No indications of treatment were detected. Documented with a Sosna Gems Colored Stone Report, our internal gemstone report. Independent laboratory certification is available on request.