The main line of business laboratory is diamonds, color diamonds and color gemstones certification for professionals, and research to detect gemstones treatments.

Laboratory special fields are:

• Colorless diamond: melee sets gradation (Quality Control Melee). Click to download the prices spreadsheet.
• Black diamond: our experience is based on anlaysis of several millions of black diamonds.
• Emerald: filling substances quantification, treatment removal, oiling.
• Archaeology: analyses on museum and private collections pieces.