
The flash effect in a fracture-filled diamond refers to the dispersion of light and the sparkle that[…]

A fish eye is a type of optical flaw that can occur in diamonds, affecting their appearance[…]

Fire refers to the dispersion of light into the various colors of the rainbow when light passes[…]

Fancy coloured diamonds are natural diamonds that exhibit intense colours beyond the typical white or colourless range.

A faceted girdle in a diamond refers to a girdle that has been polished and cut into[…]

A facet is a flat, polished surface on a diamond that interacts with light to create brilliance,[…]

An eye-visible inclusion in a diamond refers to an internal flaw or imperfection that can be seen[…]