NVQ Courses 2022 – Gem and Jewellery Research and Training Institute January 31, 2022February 1, 2022 Applications.lk
Diploma in Professional Jeweller, Sri Lanka (Dip. PJSL) – Gem and Jewellery Research and Training Institute (GJRTI) 2019 June 19, 2019 Applications.lk
Diploma in Professional Gemmologist, Sri Lanka (Dip. PGSL) – Gem and Jewellery Research and Training Institute (GJRTI) 2019 June 19, 2019June 19, 2019 Applications.lk
Courses Related to Gem Industry and Jewellery Industry – Gem and Jewellery Research and Training Institute (GJRTI) 2019 May 6, 2019 Applications.lk
Courses Related to Gem Industry and Jewellery Industry – Gem and Jewellery Research and Training Institute (GJRTI) 2018 January 2, 2019 Applications.lk
Diploma in Professional Gemmologist, Sri Lanka (Dip. PGSL) – Gem and Jewellery Research and Training Institute (GJRTI) 2018 August 14, 2018 Applications.lk
Jewellery Casting and Electro Plating Course / Geuda Heat Treatment Course – Gem and Jewellery Research and Training Institute (GJRTI) 2018 August 14, 2018August 14, 2018 Applications.lk
Courses Related to Gem Industry and Jewellery Industry – Gem and Jewellery Research and Training Institute (GJRTI) 2017 August 1, 2017July 7, 2018 Applications.lk
Calling Applications for Courses by Gem and Jewellery Research and Training Institute (GJRTI) 2017 December 31, 2016July 7, 2018 Applications.lk
