Natural Ametrine 15.68 ct - Octagon, Untreated Pink and untreated status is exceptionally

and untreated status is exceptionally scarce

and IGI certification make this sapphire an excellent choice for bespoke rings

00 ct Tanzanite Pendant

18 carat natural almandine garnet displays a purple to dark red hue

this gemstone has been independently verified as natural quartz of the amethyst variety

Natural Ametrine 15.68 ct - Octagon, Untreated Pink and untreated status is exceptionallyThis 15. 68 ct Ametrine displays the characteristic bicolor zoning of purple and yellow. The gemstone is octagon cut, measuring 15. 36 x 13. 07 x 9. 38 mm. The clarity grade is Eye Clean. This Ametrine shows no indication of treatment. It originates from Bolivia. Documented with a Sosna Gems internal report.