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, ...

Christie’s has announced what is sure to be a blockbuster sale in the jewelry world: the sale of a 23.24-carat fancy Golconda blue diamond. It is the largest of its kind to ever be offered at auction ...