GEMSTONE CLARITY SCALE |
F - Flawless | The Gem is 100% loupe clean |
IF - Clean | The Gem in the interior and on the surface is free from inclusions of any kind . |
VVS - Eye Clean | The Gem is clean to the naked eye. |
VSI - Very Slight Inclusions | The Gem is included slightly but it does not affect the brilliance and beauty in anyway. |
SI - Slight Inclusions | The Gem has little inclusions visible to the naked eye. |
I - Included | The Gem has visible large or many minor inclusion which somewhat affect the Gem's brilliance. |
Transparent | The Gem allows light to pass through i.e., it has the property of transmitting light without appreciable scattering. |
Translucent | The Gem allows light to pass through , but the light is diffused . |
Opaque | The Gem is not transparent or translucent , it does not allow light to pass through. |