| Diamond Color Chart |
| D |
Absolutely colorless. The highest color grade, which is extremely rare. |
| E |
Colorless. Only minute traces of color can be detected by an expert gemologist. A rare diamond. |
| F |
Colorless. Slight color detected by an expert gemologist, but still considered a "colorless" grade. A high-quality diamond. |
| G-H |
Near-colorless. Color noticeable when compared to diamonds of better grades, but these grades offer excellent value. |
| I-J |
Near-colorless. Color slightly detectable. An excellent value. |
| K-M |
Noticeable color. |
| N-Z |
Noticeable color. |
