911-carat emerald and diamond necklace
A 911-carat emerald and diamond necklace.
A 911-carat emerald and diamond necklace.
56-carat amethyst and gold necklace by Louis Comfort Tiffany circa 1915
The 396-carat kunzite on a baroque pearl necklace designed by Paloma Picasso for Tiffany Co.Õs 150th anniversary in 1986
A 7,033 carat irradiated blue topaz