|Cartier Amethyst, Turquoise and diamond bracelet from the Duchess of Windsor|
|Cartier, Amethyst, Turquoise and Diamond ring|
|The Duke and Duchess of Windsor|
There is another piece of great historical significance in the collection, the sapphire bracelet that the Duchess wore in 1972 she was finally received by Queen Elizabeth II.
Cartier sapphire bracelet, 1945, from the Duchess of Windsor
The auction will take place at Sotheby's London on Thursday, December 11th.
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