நிறுவனம்: Allied Gemmological Institute & Laboratory - Classes are conducted by Dayananda Dillimuni, FGA(London), DGemG(Germany) Consultant Gemmologist / ATC Tutor for Gem-A
International Gemological Academy - Established to conduct Gemological education, Training, Consultancy and Research.
இடங்கள்: கொழும்பு 3