Grade | Color Shade | Description |
---|---|---|
N | WH/OF WH/YL | -- |
NV | Brown/Gray /Pink | None Visible |
BRN1 | Brown | Faint |
BRN2 | Brown | Light |
BRN3 | Brown | Dark |
IF, VVS1, VVS2, VS1, VS2, SI1, SI2, SI3, I1, I2, I3, LC, LOUPE CLEAN, P1, P2, P3, N, FL |
FL Grades | Parameters |
---|---|
N | None Fluroescence |
FNT | Faint Fluroescence |
MED | Medium Fluroescence |
STG | Strong Fluroescence |
VST | Very Strong Fluroescence |
Grades | Description |
---|---|
GIA | Gemological Institute of America |
IGI | International Gemological Institute |
HRD | Hoge Raad voor Diamant |
AGS | American Gem Society |
CUT Grades | Description |
---|---|
EX | Excellent |
VG | Very Good |
GD | Good |
F | Fair |
Polish | Description |
---|---|
EX | Excellent |
VG | Very Good |
GD | Good |
F | Fair |
Symmetry | Description |
---|---|
EX | Excellent |
VG | Very Good |
GD | Good |
F | Fair |