The Curious Case of Fluorescence
The diamond industry has a complicated relationship with fluorescence. Historically, both the trade and consumers saw value in a diamond that has fluorescence under ultraviolet light. The perception was that it added to the color of the diamond…
Do the 4Cs Still Make the Cut?
The “5Cs and 2Ts” isn’t as catchy as the usual formula, but it might be a better pricing method, according to the author of a diamond-trade guide that claims the 4Cs are no longer adequate. “One of the biggest misconceptions is that there are only…