Fancy Colored Diamonds
Diamonds may come in natural colors such as yellow, pink, blue, green, etc. These fancy colored diamonds are a result of some interstitial impurity or defect which causes the color. The term Fancy is used to describe these color diamonds and also in the grading system in this order (from least colored to most colored) Faint, Very Light, Light, Fancy Light, Fancy, Fancy Dark, Fancy Intense, Fancy Deep, Fancy Vivid. Fancy colored diamonds are valued and priced differently and on a variety of criteria with the more intensely colored diamonds being more valuable.