The $500,000 heirloom might not be the most expensive ring on the list ... in 2004 after he proposed with an 8.5-carat blue diamond ring by Harry Winston worth an estimated $4 million, according ...
Jewelry can really pull an outfit together, but is it worth millions? Some say so. Since jewelry can appreciate in price, ...
The stories behind the world's most expensive jewelry pieces — where they are now and the fascinating history they hold.
The Oppenheimer Blue sold on Wednesday for more than $57.5 million including fees at a Christie's auction in Geneva, making it the most expensive diamond ever sold.
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