Natural Ametrine 16.38 ct – Octagon, Untreated Tanzanite bracelet Such untreated Paraiba gems are

Such untreated Paraiba gems are exceedingly rare

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

Tested by GRS (GemResearch SwissLab)

Its size and clarity make it suitable for gemstone collectors or for use in refined custom jewelry designs that require a bold centerpiece

The substantial dimensions and elongated proportions provide outstanding visual presence

Natural Ametrine 16.38 ct – Octagon, Untreated Tanzanite bracelet Such untreated Paraiba gems areThis 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.