Included in the exhibit is the elusive Winston Red Diamond, a 2.33-carat fancy color diamond. Farfan explained that the pure red diamond is so rare that for every 25 million diamonds found ...

The fancy color diamond market is on the upswing, according to a report, with blue diamonds seeing the largest gains. Blue diamonds saw a 5.9% increase in value in the fourth quarter of 2017 in a ...

and blue diamonds) experienced an average total appreciation of 154.7%, according to the Fancy Color Research Foundation (FCRF), a non-profit colored diamond index that was established last year.

Next time you buy a glittering fancy coloured diamond weighing one carat and above do not forget to verify its colour as natural. As you may land up buying a high pressure/high treatment (HPHT ...

It will be unveiled to the public on April 1 as part of the “Winston Fancy Color Diamond Collection,” a group of some of the rarest and most important gems in the world, the museum said.

Only about 30 percent of natural diamonds are considered gem-worthy, and among those, less than 1 percent are fancy color diamonds—that is, diamonds of unusual color. While the latter come in ...

The Winston Red Diamond will be unveiled April 1, along with the Winston Fancy Color Diamond Collection. The diamonds have been donated by Ronald Winston, son of well-known jeweler and gem ...

The Fancy Color Research Foundation analyzed the stone before the auction, as it does with most high-profile sales, and noted that the fancy vivid blue diamond had no gray undertone, but the ...