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The Gem and Jewelry Research and Training Institute
(Public Organization)
Co-Secretaries
Mr. Sandun Illangasinghe (GJRTI)
+94 (71) 816 0944Mr. Chamal Jaliya (GASL)
+94 (71) 477 1844Co-Chairs
Mr. Naleen Jayasinghe (GJRTI)
+94 (71) 326 2622Mr. Nuwan Balage (GASL)
+94 (77) 703 4670Contact Us
We're here to help with any questions about GJRTI 2026