Natural Ametrine 13.7 ct - Octagon, Untreated oval presenting both purple and yellow

presenting both purple and yellow hues

This aquamarine also holds strong appeal for collectors who value naturally untreated stones with classic cuts

66 caratsPear cut (5 × 7 mm)VS clarityNatural emerald

crafted in 18K yellow gold

Its Asscher cut adds a geometric elegance

Natural Ametrine 13.7 ct - Octagon, Untreated oval presenting both purple and yellowThis 13. 7 ct ametrine displays a precise bi color zoning of light purple and light yellow. Its octagon cut emphasizes the distinct color transition. The gemstone measures 14. 30x12. 21x9. 91 mm. It exhibits eye clean clarity, a notable characteristic for ametrine, and shows no indication of treatment. Sourced from Bolivia, this ametrine is documented with a Sosna Gems Colored Stone Report.