

Increases the lustre of different types of diamonds.
The document states that improved lustre can make diamonds easier to sell to buyers.
For white solitaire diamonds, the document states that improved lustre can increase grading-number value across listed sizes.
Increases whiteness and lustre so that an opened packet has a more marvelous appearance.
Increases shining, brilliance and lustre for LB and LC diamonds.
The final result is described as sparkling, bright and clean from remaining external dirt.

Enhanced lustre and brilliance.
Recommended by the source for process benefits.
Increased shining, brilliance and lustre.
Whiteness and lustre enhancement.
The PDF says customers can test the Special Lustre Process before giving diamonds to GIA or IGI laboratory, or after laboratory, to understand how it works and benefits the diamonds.
