Color Grading.

Ultra Deep Color (AAA)

Deep Color (AA)

Medium Dark Color (A)

Medium Light Color (B)

Light Color (C)

Pale Color (D)

Pale Lilac Purple (F)

 

Clarity.

Internally Flawless (IF): Flawless material under a 10X loupe magnification.

Very, Very Slightly Included (VVS): Minor inclusions that are somewhat easy to see using 10X, but still not visible to the naked eye.

Very Slightly Included (VS): Noticeable inclusions that are easier to see using 10X, and may be slightly visible to the naked eye.

Slightly Included 1 (SI1): The inclusions are easily seen using 10X and are large or numerous, and are noticeable with the naked eye.

Slightly Included 2 (SI2): The inclusions are easily seen using 10X and are large or numerous, and are very noticeable with the naked eye.

Included 1 (I1): The inclusions are very obvious and they have a moderate negative effect on the over-all appearance or durability of the gemstone.

Included 2 (I2): The inclusions are very obvious and they have a severe negative effect on the over-all appearance or durability of the gemstone.

Included 3 (I3): The inclusions are very obvious and they have a sever negative effect on both the over-all appearance and durability of the gemstone.