Diamond Information Clarity
Clarity being one of the 4 c's plays an important factor in choosing a diamond. Diamonds are graded on a scale from FL (flawless) through to I3 (included to 3rd degree). There are many types of inclusions found in diamonds and all are given different names, feathers,clouds,pinpoints and so on.
Below is a table with the most prominent Diamond Clarity grading scales used today.
The Gemological Institute of America ,GIA
The American Gem Society ,AGS
The World Jewellery Confederation , CIBJO
| GIA | AGS | CIBJO | |
|---|---|---|---|
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F Flawless |
0 |
F Flawless |
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IF Internally Flawless |
1 |
IF |
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VVS1 Very Very Slightly Included 1 |
VVS1 | |
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VVS2 Very Very Slightly Included 2 |
2 | VVS2 |
|
VS1 Very Slightly Included 1 |
3 | VS1 |
|
VS2 Very Slightly Included 2 |
4 | VS2 |
|
SI1 Slightly Included 1 |
5 | SI1 |
|
SI2 Slightly Included 2 |
6 | SI2 |
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I1 Included 1 |
7-8 |
P1 Pique 1 |
|
I2 Included 2 |
8-9 |
P2 Pique 2 |
|
I3 Included 3 |
9-10 |
P3 Pique 3 |



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