Tanzanite and diamond necklace and matching earclips, Tiffany & Co.

The necklace set with 10 cushion-shaped tanzanites weighing approximately 80.50 carats, spaced by florets of marquise-shaped and pear-shaped diamonds, the whole set with 54 marquise-shaped, 16 pear-shaped and 34 round diamonds weighing a total of approximately 20.00 carats, mounted in platinum, length 15½ inches; the earclips set with 2 cushion-shaped tanzanites weighing approximately 18.00 carats and 14 marquise-shaped and pear-shaped diamonds weighing approximately 4.00 carats, all mounted in platinum, signed Tiffany & Co. With signed envelope and box.