Every brown diamond has hidden color

HPHT, or high pressure high temperature, diamonds can be man-made or natural diamonds with a special chemistry that allows for color change.

Learn more about:
changing the color of brown diamonds

Beware of Counterfits

A number of diamond sellers claim that their diamonds have undergone HPHT processing when it is not true. The HPHT process is highly specialized and expensive. There are very few companies in the world that can achieve the temperature and pressures required for permanent color change.

Learn more about:
HPHT processing from Suncrest Diamonds