Clarity Symbol Meaning Definition:
F - Flawless Free from all blemishes, or inclusions.
IF - Internally Flawless No inclusions visible at 10x magnification.
VVS1 - Very Very Slightly Included #1 Inclusions that are extremely difficult to detect at 10x.
VVS2 - Very Very Slightly Included #2 Inclusions that are very difficult to detect at 10x.
VS1 - Very Slightly Included #1 Minor inclusions, difficult to detect at 10x.
VS2 - Very Slightly Included #2 Minor inclusions, somewhat difficult to detect at 10x.
SI1 - Slightly Included #1 Noticeable inclusions, easy to detect at 10x.
SI2 - Slightly Included #2 Noticeable inclusions, very easy to detect at 10x.
SI3 - Slightly Included #3 Some inclusions may be seen with the unaided eye.
I1 - Included #1 Obvious inclusions. Somewhat easy to detect with the unaided eye.
I2 - Included #2 Obvious inclusions. Easy to locate with the unaided eye.
I3 - Included #3 Obvious inclusions. Very easy to detect with the unaided eye.
The above clarity grading scheme is in accordance with the GIA (Gemological Institute of America).
