January 20, 2012

Diamond Grade

When purchasing certified diamonds it is important to understand the diamond grading criteria used by the laboratories performing the certification like GIA diamond, EGL diamond etc.

Diamonds quality depends on diamond grading aspects like 4C’s Cut, Clarity, Color, Carat weight.

FL-Flawless

These stones have no imperfections inside or on the outside of the stone under the magnification of a loupe of 10 powers.

IF-Internally Flawless

These stones have no inclusions under a loupe with a 10 power magnification.

VVS1, VVS2-Very Very Slightly Imperfect

These stones have very small inclusions which are very difficult to see under a loupe with a 10 power magnification.

VS1, VS2-Very Slightly Imperfect

These stones have small inclusions which are slightly difficult to difficult to see under a loupe with a 10 power magnification.

SI1, SI2-Slightly Imperfect

These stones have inclusions which are fairly easy to see under a loupe with a 10 power magnification, or visible to the naked eye.

I1, I2, I3-Imperfect

These stones have inclusions which range from eye visible to very easily seen to the naked eye.

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