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The International Institute of Gems and Jewellery (IIGJ) and International Gemological Institute (IGI) Is a government lab run by the Export Promotion Council of India.
- They thoroughly follow proper stone checking methods, and all details are clearly mentioned on their certificates. This includes:
1. Natural origin of the stone
2. RIBA testing
3. Specific gravity
4. Microscopic view testing
- They also comment if the stone is heated, treated, or natural, which is crucial for any certificate.
- The International Gemological Institute (IGI) is an international lab with many centres in India, including Delhi, Jaipur, Mumbai, and Bangalore.
- IGI is well-known for diamond certification and has been certifying coloured stones for many years.
- They update their reports with RIBA, specific gravity, and microscopic view matches, occasionally mentioning the stone's origin.
- Knowing the origin is crucial when deciding which stone to purchase.
- Both IIGJ and IGI are among the best labs in India. For more information, you can directly call the lab or contact us.
Read more: How to Choose the Perfect Ruby Stone for Your Ring or Jewellery
