Vintage Platinum, Tanzanite, and Diamond Ring, Tiffany & Co.

centered on a cushion step-cut tanzanite (13.89 x 11.98 x 8.67mm) weighing approximately 10.00 carats and within a double halo of full cut round diamonds weighing approximately 5.00 total carats (G-H color, VVS2-VS1 clarity), marked Tiffany & Co. Irid Plat.

25 x 23.5mm; Ring size 7.25

8.0 dwt.

Tanzanite displays a strongly violetish blue hue, dark tone, and strong saturation.

Private Collection, Chapel Hill, North Carolina

Good estate condition; tanzanite with scratch to table, chips and nicks to girdle, and nicks to facet junctions, all visible under 10x magnification.

$6,000 - 12,000

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