The Tiffany Diamond. In 1877, Tiffany & Co.'s iconic 128-carat yellow diamond was found in South Africa. It adorned Audrey Hepburn's neck while she was doing publicity photos for Breakfast at Tiffany's. It’s on permanent display in the New York Fifth Avenue store.|
The Logan Sapphire. - Originally from Sri Lanka, this 423-carat violet blue sapphire is roughly the size of an egg. It belonged to a Washington, D.C., socialite, Mrs. Polly Logan, who donated the stone to the Smithsonian’s collection in 1960.
|The Tutti Frutti Necklace by Cartier was commissioned by socialite and Singer sewing machine heiress Daisy Fellowes in 1936. This was the necklace that helped kick off Cartier's "Art Deco" craze.|
The Emerald and Diamond Pendant Brooch. The Emerald and Diamond Pendant Brooch is made from a piece of Mughal emerald that hails from the mid-seventeenth century. The stone from India weighs 55.8 carats and is carved with tulips, and was sold at a Christie's auction in 2003.