Tag Archives: fancy colour diamonds

FCRF unveils Fancy Color Rarity Evaluator

For the past five years, the Fancy Color Research Foundation (FCRF) has been collecting data and performing analysis to develop the Fancy Color Rarity Evaluator (FCRE™). This is the industry’s first-ever rarity evaluator for fancy-colour diamonds.

The FCRE™ provides proprietary rarity estimates for yellow, pink, and blue fancy-colour diamonds based on the carat weight, colour, colour intensity, clarity, and shape. The FCRE™ will provide an estimated range of the number of similar diamonds unearthed each … Continue reading FCRF unveils Fancy Color Rarity Evaluator

+ Read More

An alternative take on grading fancy-coloured diamonds

One in 10,000 natural diamonds has enough colour to be deemed a fancy-coloured stone. Browns are the most common, and some mines like Rio Tinto’s Argyle in Australia produce large quantities of these diamonds, which are marketed as ‘champagne’ in the lighter yellowish brown range and ‘cognac’ for the darker orangey brown variety.

+ Read More