Now open ICA | GemLab India opened in Surat on 20 October 2026. Now open in Surat
Read the announcement
Report formats
2-Fold Report
Traditional bi-fold paper, international convention
Enfold Report
Trifold paper, four-language format
Travel Card
Credit-card sized, portable verification
Natural vs Synthetic
Natural or laboratory-grown determination
Fee Schedule
Verify a Report
Check the authenticity of any ICA | GemLab report
Premium
Featured
Origin Determination
LA-ICP-MS trace element fingerprinting from 50+ global deposits.
Learn moreAbout
The Laboratory
Visit ICA | GemLab
Bangkok, at the centre of the global coloured gemstone trade.
Plan a visitInsights
Explainer
How the origin of Paraíba tourmaline is determined
For Paraíba tourmaline the microscope cannot answer the origin question. Trace element chemistry can, and the new Ethiopian…
Read the article