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
  1. ^ Diamond Grading: Lab Manual Gemological Institute of America, Carlsbad, 2004
  2. ^ a b The AGS Way: Diamond Grading Standards American Gem Society, 1999
  3. ^ 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.
  4. ^ Engagement Diamond FAQ
  5. ^ 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,