Diamond fancy color grading scales
Fancy dark Red |
Fancy deep Red |
Fancy vivid Red |
Fancy intense Red |
Fancy Red |
Fancy light Red |
Light Red |
Very light Red |
Faint Red |
Fancy dark Orangy red |
Fancy deep Orangy red |
Fancy vivid Orangy red |
Fancy intense Orangy red |
Fancy Orangy red |
Fancy light Orangy red |
Light Orangy red |
Very light Orangy red |
Faint Orangy red |
Fancy dark Reddish orange |
Fancy deep Reddish orange |
Fancy vivid Reddish orange |
Fancy intense Reddish orange |
Fancy Reddish orange |
Fancy light Reddish orange |
Light Reddish orange |
Very light Reddish orange |
Faint Reddish orange |
Fancy dark Orange |
Fancy deep Orange |
Fancy vivid Orange |
Fancy intense Orange |
Fancy Orange |
Fancy light Orange |
Light Orange |
Very light Orange |
Faint Orange |
Fancy dark Yellowish orange |
Fancy deep Yellowish orange |
Fancy vivid Yellowish orange |
Fancy intense Yellowish orange |
Fancy Yellowish orange |
Fancy light Yellowish orange |
Light Yellowish orange |
Very light Yellowish orange |
Faint Yellowish orange |
Fancy dark Yellow-orange |
Fancy deep Yellow-orange |
Fancy vivid Yellow-orange |
Fancy intense Yellow-orange |
Fancy Yellow-orange |
Fancy light Yellow-orange |
Light Yellow-orange |
Very light Yellow-orange |
Faint Yellow-orange |
Fancy dark Orange-yellow |
Fancy deep Orange-yellow |
Fancy vivid Orange-yellow |
Fancy intense Orange-yellow |
Fancy Orange-yellow |
Fancy light Orange-yellow |
Light Orange-yellow |
Very light Orange-yellow |
Faint Orange-yellow |
Fancy dark Orangy yellow |
Fancy deep Orangy yellow |
Fancy vivid Orangy yellow |
Fancy intense Orangy yellow |
Fancy Orangy yellow |
Fancy light Orangy yellow |
Light Orangy yellow |
Very light Orangy yellow |
Faint Orangy yellow |
Fancy dark Yellow |
Fancy deep Yellow |
Fancy vivid Yellow |
Fancy intense Yellow |
Fancy Yellow |
Fancy light Yellow |
Light Yellow |
Very light Yellow |
Faint Yellow |
Fancy dark Greenish yellow |
Fancy deep Greenish yellow |
Fancy vivid Greenish yellow |
Fancy intense Greenish yellow |
Fancy Greenish yellow |
Fancy light Greenish yellow |
Light Greenish yellow |
Very light Greenish yellow |
Faint Greenish yellow |
Fancy dark Green-yellow |
Fancy deep Green-yellow |
Fancy vivid Green-yellow |
Fancy intense Green-yellow |
Fancy Green-yellow |
Fancy light Green-yellow |
Light Green-yellow |
Very light Green-yellow |
Faint Green-yellow |
Fancy dark Yellow-green |
Fancy deep Yellow-green |
Fancy vivid Yellow-green |
Fancy intense Yellow-green |
Fancy Yellow-green |
Fancy light Yellow-green |
Light Yellow-green |
Very light Yellow-green |
Faint Yellow-green |
Fancy dark Yellowish green |
Fancy deep Yellowish green |
Fancy vivid Yellowish green |
Fancy intense Yellowish green |
Fancy Yellowish green |
Fancy light Yellowish green |
Light Yellowish green |
Very light Yellowish green |
Faint Yellowish green |
Fancy dark Green |
Fancy deep Green |
Fancy vivid Green |
Fancy intense Green |
Fancy Green |
Fancy light Green |
Light Green |
Very light Green |
Faint Green |
Fancy dark Bluish green |
Fancy deep Bluish green |
Fancy vivid Bluish green |
Fancy intense Bluish green |
Fancy Bluish green |
Fancy light Bluish green |
Light Bluish green |
Very light Bluish green |
Faint Bluish green |
Fancy dark Blue-green |
Fancy deep Blue-green |
Fancy vivid Blue-green |
Fancy intense Blue-green |
Fancy Blue-green |
Fancy light Blue-green |
Light Blue-green |
Very light Blue-green |
Faint Blue-green |
Fancy dark Green-blue |
Fancy deep Green-blue |
Fancy vivid Green-blue |
Fancy intense Green-blue |
Fancy Green-blue |
Fancy light Green-blue |
Light Green-blue |
Very light Green-blue |
Faint Green-blue |
Fancy dark Greenish blue |
Fancy deep Greenish blue |
Fancy vivid Greenish blue |
Fancy intense Greenish blue |
Fancy Greenish blue |
Fancy light Greenish blue |
Light Greenish blue |
Very light Greenish blue |
Faint Greenish blue |
Fancy dark Blue |
Fancy deep Blue |
Fancy vivid Blue |
Fancy intense Blue |
Fancy Blue |
Fancy light Blue |
Light Blue |
Very light Blue |
Faint Blue |
Fancy dark Violetish blue |
Fancy deep Violetish blue |
Fancy vivid Violetish blue |
Fancy intense Violetish blue |
Fancy Violetish blue |
Fancy light Violetish blue |
Light Violetish blue |
Very light Violetish blue |
Faint Violetish blue |
Fancy dark Bluish violet |
Fancy deep Bluish violet |
Fancy vivid Bluish violet |
Fancy intense Bluish violet |
Fancy Bluish violet |
Fancy light Bluish violet |
Light Bluish violet |
Very light Bluish violet |
Faint Bluish violet |
Fancy dark Violet |
Fancy deep Violet |
Fancy vivid Violet |
Fancy intense Violet |
Fancy Violet |
Fancy light Violet |
Light Violet |
Very light Violet |
Faint Violet |
Fancy dark Purple |
Fancy deep Purple |
Fancy vivid Purple |
Fancy intense Purple |
Fancy Purple |
Fancy light Purple |
Light Purple |
Very light Purple |
Faint Purple |
Fancy dark Reddish purple |
Fancy deep Reddish purple |
Fancy vivid Reddish purple |
Fancy intense Reddish purple |
Fancy Reddish purple |
Fancy light Reddish purple |
Light Reddish purple |
Very light Reddish purple |
Faint Reddish purple |
Fancy dark Red-purple |
Fancy deep Red-purple |
Fancy vivid Red-purple |
Fancy intense Red-purple |
Fancy Red-purple |
Fancy light Red-purple |
Light Red-purple |
Very light Red-purple |
Faint Red-purple |
Fancy dark Purple-red |
Fancy deep Purple-red |
Fancy vivid Purple-red |
Fancy intense Purple-red |
Fancy Purple-red |
Fancy light Purple-red |
Light Purple-red |
Very light Purple-red |
Faint Purple-red |
Fancy dark Purplish red |
Fancy deep Purplish red |
Fancy vivid Purplish red |
Fancy intense Purplish red |
Fancy Purplish red |
Fancy light Purplish red |
Light Purplish red |
Very light Purplish red |
Faint Purplish red |
Description |
Colorless |
Near Colorless |
Faint Yellow |
Very Light Yellow |
Light Yellow |
Diamond color grading scales
GIA |
Status: current |
AGS |
Status: current |
AGS |
Status: historical: pre 1995 |
CIBJO Status: current |
IDC |
Status: current |
Scan. D.N. |
Status: current |
Old World Terms |
Status: historical |
grade and description[1] |
grade and electronic colorimeter scale[2] |
grade and electronic colorimeter scale[2] |
grade[3] |
grade and description[3] |
grade for .50ct and over[4] |
grade for under .50ct |
series 1 scale[3] |
series 2 scale[3][5] |
D |
Colorless |
0 |
0 - 0.49 |
0 |
0 - 0.75 |
EW + |
EW + |
Colorless |
River |
White |
Finest White |
Jager |
E |
0.5 |
0.5 - 0.99 |
EW |
EW |
River |
1 |
0.76 - 1.35 |
F |
1.0 |
1.0 - 1.49 |
RW + |
RW + |
Colorless when viewed through the crown |
TpWes. |
Fine White |
2 |
1.36 - 2.00 |
G |
Near Colorless |
1.5 |
1.5 - 1.99 |
RW |
RW |
TpWes. |
H |
2.0 |
2.0 - 2.49 |
3 |
2.01 - 2.50 |
White |
White |
Wes. |
White |
Wes. |
I |
2.5 |
2.5 - 2.99 |
4 |
2.51 - 3.0 |
STW |
STW |
Slightly colored |
Tp Crys. |
STW |
Commercial White |
Tp Crys. |
J |
3.0 |
3.0 - 3.49 |
5 |
3.01 - 3.75 |
Crys. |
Top silver cape |
Crys. |
K |
Faint Yellow |
3.5 |
3.5 - 3.99 |
Tinted white |
Tinted white |
Top cape |
Tinted white |
Top cape |
6 |
3.76 - 4.5 |
Silver cape |
L |
4.0 |
4.0 - 4.49 |
M |
4.5 |
4.5 - 4.99 |
7 |
4.51 - 5.50 |
Tinted color 1 |
Tinted color |
Slightly colored to colored |
Cape |
Tinted color |
Light cape |
Cape |
N |
Very Light Yellow |
5.0 |
5.0 - 5.49 |
Tinted color 2 |
Low Cape |
O |
5.5 |
5.5 - 5.99 |
8 |
5.51 - 7.0 |
Light yellow |
Cape |
Very light yellow |
P |
6.0 |
6.0 - 6.49 |
Light yellow |
Q |
6.5 |
6.5 - 6.99 |
R |
7.0 |
7.0 - 7.49 |
9 |
7.01 - 8.5 |
Dark cape |
S |
Light Yellow |
7.5 |
7.5 - 7.99 |
Tinted color 3 |
Yellow |
T |
8.0 |
8.0 - 8.49 |
U |
8.5 |
8.5 - 8.99 |
10 |
8.51 - 10.00 |
V |
9.0 |
9.0 - 9.49 |
W |
9.5 |
9.5 - 9.99 |
X |
10.0 |
10 + |
10+ |
Y |
Z |
- ^ Diamond Grading: Lab Manual Gemological Institute of America, Carlsbad, 2004
- ^ a b The AGS Way: Diamond Grading Standards American Gem Society, 1999
- ^ a b c d Pagel-Thielsen, Verena G.G., F.G.A. Diamond Grading ABC: The Manual Rubin & Son n.v., Antwerp, 9th edition, 2001, ISBN 3-9800434-6-0.
- ^ Engagement Diamond FAQ
- ^ Color grade names: EW (+) - Exceptional white (+), RW (+) - Rare white (+), STWht - Slightly tinted white, TWht - Tinted white, TpWes - Top Wesselton, Wes - Wesselton, Tp Crys. - Top Crystal, Crys - Crystal, Tp Cp - Top cape,
|