Just the opposite happens with fancy color diamonds.
Gia fancy color diamond grading chart.
Gem diamonds in gia s d to z range usually decrease in value as the color becomes more obvious.
All d z diamonds are considered white even though they contain varying degrees of color.
Large vivid fancy color diamonds are extremely rare and very valuable.
The diamond color chart was designed by the gia the most authoritative diamond grading lab relied on by the global diamond industry.
The gia system for color grading fancy color diamonds is designed to accommodate the fact that not all colored diamonds have the same depth of color.
But there two different types of coloring when it comes to diamonds.
Here s also where things work in a totally different manner.
Instead of assigning a diamond s color as a single alphabet like d or j fancy colored diamonds.
Obviously the diamond color chart refers to the color of the diamond one of the 4cs which was also designed by the gia.
Among the 4cs for grading and evaluating diamonds is color in white diamonds unlike fancy color diamonds a diamond with a higher color grade colorless d e f will carry a bigger price tag than a diamond in lower color grades such as j k m.
Their value generally increases with the strength and purity of the color.
Gia color grade the gia grades diamonds on a scale of d colorless through z light color.
For example yellow diamonds occur in a wide range of.
Grading fancy color diamonds is complex and specialized and it takes highly trained laboratory graders to complete the process accurately.
Near colorless diamonds are also considered high quality especially g and h color diamonds.