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IF (Internally Flawless)
Internally flawless diamonds have no
inclusions and only insignificant blemishes on the surface under 10xs
magnification
VVS1-VVS2 (Very, Very Slightly Included) Very difficult to see
inclusions under 10x magnification. These are outstanding quality
diamonds.
VS1-VS2 (Very Slightly Included) Difficult to see inclusions under
10x magnification. These are excellent quality diamonds.
SI1-SI3 (Slightly Included) Diamonds with inclusions easily
identified under 10x magnification. Finding flaws in this category
with the unaided eye is difficult. The gems in this category
maintain their integrity, depending on the location of the inclusions.
I1-I3 (Included) Diamonds with inclusions which may or may not be
easily seen by the unaided eye. The flaws on the stones in this
category may have some effect on the brilliance of your diamond.
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