Antique Platinum, Green Tourmaline, and Diamond Ring

Centered on a round cut green tourmaline (9.5 - 9.3 x 7.39mm) weighing approximately 4.25 carats, with filigree design with milgrain edges, set with full cut round diamonds weighing approximately .52 total carat (G-H color, SI1-SI2 clarity) and with scroll engraving to shank, stamped Platinum and with a maker's mark.

With AGL report stating Natural Tourmaline with no evidence of enhancement.

11.6mm; Ring size 7

4.3 dwt.

Tourmaline displays a bluish green hue, medium dark tone, and moderately strong saturation.

AGL Document No. 1151222 dated 16 October 2025.

Tourmaline with chips and abrasions visible under 10x magnification.

$500 - 1,000