Natural Ametrine 10.13 ct - Emerald Cut, Untreated black 01 carat natural red ruby

01 carat natural red ruby represents a rare

The emeralds display rich green color and natural character

28 carat natural tanzanite reveals a vivid blue color with violet flashes

Ruby: 100% Natural (Heated)

while the contrasting colors create a vibrant visual effect

Natural Ametrine 10.13 ct - Emerald Cut, Untreated black 01 carat natural red rubyThis 10. 13 ct ametrine displays a bicolor of purple and yellow. The distinct boundary of colors is characteristic of ametrine from its singular source. Its emerald cut enhances the natural color zoning. This ametrine is eye clean. The stone exhibits no indication of treatment. The gem is documented with a Sosna Gems Colored Stone Report, our internal gemstone report. Independent laboratory certification is available on request. Ametrine is a quartz