Natural Ametrine 13.51 ct – Octagon, Untreated sale Stones of comparable size without

Stones of comparable size without internal features typically indicate either aggressive enhancement or synthetic origin and occupy a fundamentally different market category

03 ct Dimension 10

Dunaigre Consulting (Switzerland) gemstone report

allowing its brilliance and depth of color to stand out beautifully

adding brilliance and enhancing the overall luxury appearance

Natural Ametrine 13.51 ct – Octagon, Untreated sale Stones of comparable size withoutThis 13. 51 ct ametrine features a distinct bi color zoning of purple and yellow. The gemstone measures 13. 53 12. 58 9. 35 mm and is cut into an octagon shape. The clarity is eye clean, presenting transparency. This ametrine shows no indication of treatment. Sourced from Bolivia, this material offers a natural color spectrum. Ametrine is a quartz variety with naturally occurring color zones of amethyst and citrine within a single crystal.