Natural Ametrine 16.38 ct – Octagon, Untreated Tanzanite bracelet 37 ct Ametrine displays two

37 ct Ametrine displays two distinct color zones: a vivid purple and a vivid yellow

Such untreated Paraiba gems are exceedingly rare

The structured frame enhances the visual size of the center stone while adding depth and brilliance to the overall design

The substantial dimensions and elongated proportions provide outstanding visual presence

Tested by GRS (GemResearch SwissLab)

Natural Ametrine 16.38 ct – Octagon, Untreated Tanzanite bracelet 37 ct Ametrine displays twoThis 16. 38 ct natural ametrine displays a distinct bicolor presentation of purple and yellow hues. The octagon cut highlights the separation of its two color zones. The gemstones clarity is eye clean, offering transparency without visible inclusions. This ametrine shows no indication of treatment. Documented with a Sosna Gems Colored Stone Report, our internal gemstone report. Independent laboratory certification is available on request.