Marie-Thérèse de France, the only surviving child of Louis XVI and Marie-Antoinette, received the jewels after she was exiled to Austria. She eventually bequeathed them to her niece, the Duchess ...
A 300-carat necklace, whose diamonds have been linked to a scandal involving the last French queen Marie Antoinette, sold Wednesday for nearly $5 million at a Sotheby's auction in Geneva.