Most of the gemstones are treated with some or the other method to improve the quality and overall appearance of gemstone. The improvement in quality makes the stones more valuable. IGITL laboratory identifies the treatments done on gemstones to bring more transparency in the trade. For the disclosure of the treatments IGITL is strictly following the CIBJO guidelines and describing the treatments in treatment identification reports.
1. Heat treatment in Ruby and Sapphire.
2. Glass filling in Ruby and Sapphire.
3. Beryllium treatment in ruby and sapphire.
4. Fracture filling in Diamond.
5. Oil/Resin filling in Emerald.