INTERNATIONAL GEM & JEWELLERY TESTING LABORATORY (IGJTL) is a trusted name in gem testing and identification services. The lab supports customers, jewellers and trade professionals with reports that help improve confidence in gemstone and jewellery transactions.
Our work focuses on clear identification, professional assessment and easy online verification so report details can be checked whenever needed.
Enter the report number and weight printed on your certificate to view verified details.
Use the exact report number printed on the certificate.
Add the gemstone weight and select the correct unit.
Verified report details are displayed securely online.