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All About
the Color of
A Diamond 
Most diamonds, although appearing colorless, actually have slight
tones of yellow or brown. As these tones become more easily
apparent, the rarity and the cost decrease.

GIA

D  E  F G  H  I  J K  L  M  N  O  P  Q  R  S  T  U  V  W  X  Y  Z 
Colorless  Near Colorless  Faint Yellow  Very Light Yellow  Light Yellow 
0  0.5  1.0 1.5  2.0  2.5 3.0  3.5  4.0  4.5  5.0  5.5  6.0  6.5  7.0  7.5  8.0  8.5  9.0  9.5 10 10 10 

AGS

Color diagrams courtesy of the Gemological Institute of America and the American Gem Society

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