Diamond Clarity grading scale

  • Clarity is a measure of the number and size of the tiny imperfections/inclusions that occur in almost all diamonds.
  • Most of these imperfections are microscopic, and do not affect a diamond's beauty in any discernible way.
  • The highest (clearest) Clarity is IF- Internally Flawless, VVS1 and VVS2 refers to Vey Very Small inclusions,VS1-VS2 refers to Very Small Inclusions, SI1-SI3 to Small Inclusions and I1, I2, I3 to Included.

Much is made and written of a diamond's clarity, but of the Famous 4 Cs, it is the easiest to understand. According to many experts, generally has the least -of all other Cs- impact on a diamond's appearance. Clarity simply refers to the tiny, natural imperfections that occur in all but the finest (Flawless) diamonds. Gemologists refer to these imperfections by a variety of technical names, including blemishes, inclusions, crystals, twinning wisps and others. Diamonds with the least and smallest imperfections receive the highest clarity grades. Because these imperfections tend to be microscopic, they do not generally affect a diamond's beauty in any discernible way.