A diamond brooch once owned by Napoleon Bonaparte sold for more than $4.3 million—over 15 times its high estimate—at Sotheby’s Royal & Noble Jewels sale held Wednesday in Geneva. The circular brooch, ...
It was a shining family secret for more than 100 years. Descendants of Austria’s royal family have revealed that a missing treasure, a large diamond dating back to the House of Medici whose mysterious ...
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