Verify A Report

This service is available for reports and appraisals issued by DIA (Diamond Institute of America)

Please allow up to 30 days to upload appraisals and certificates due to high volume.
If you see a DIA watermark then your appraisal is authentic

Your Appraisal or Certificate Number

For all other DIA reports, contact DIA at [email protected]

Please note: DIA makes no warranties of any kind regarding this information. Additional report terms & conditions apply. To authenticate that a particular stone matches a full report, the stone and report document must be resubmitted to DIA.