Potentials
Diamonds that can be repolished to improve their clarity to an Internally Flawless grade
Improveables
Diamonds that can be repolished to improve their clarity to VVS1 or VVS2 grade
Recutting
Repairing damage or refashioning a polished diamond to improve its clarity, or color, or to modernize an old-style cut
Repolishing
Refinishing a polished diamond to correct miinor faults in its clarity or finish