GLI Gemological Laboratories Institute
Gemological Laboratories Institute

Diamond Verification

Verify your diamond

Diamond Verification

ANALYSIS & GRADING

REPORT CHECK

GLI reports represent the highest standard of reliability, consistency and integrity. And now, GLI Report Check is available for all GLI reports,

providing you with an additional level of assurance. With Report Check, you can quickly and conveniently confirm that the information on your

report matches what is archived in the GLI report database.