Assistant Valuer/Gemologist, Director General, Deputy Director General, Director - National Gem and Jewellery Authority Assistant Valuer/Gemologist, Director General, Deputy Director General, Director - National Gem and Jewellery Authority Assistant Valuer/Gemologist, Director General, Deputy Director General, Director - National Gem and Jewellery Authority Assistant Valuer/Gemologist, Director General, Deputy Director General, Director - National Gem and Jewellery Authority

Source: ngja.gov.lk/ (2023.06.07)