Diamonds have long been a symbol of wealth, power and prestige. Some of the most exquisite diamonds in history have fetched record-breaking prices at auction, often ending up in the hands of royals, ...
The Graff Hallucination was unveiled at Baselworld 2014 in Switzerland. It combines rare coloured diamonds in a variety of ...
GENEVA — The Oppenheimer Blue diamond sold Wednesday for more than $57.6 million, including fees, crushing the previous record for the most expensive diamond ever sold at auction.