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Gem and Jewellery Research and Training Institute

Contact details
Institute :
Gem and Jewellery Research and Training Institute
Phone :
0​1​1​-​2​5​7​9​1​8​4
E-mail :
QR Code :
QRCode Gem and Jewellery Research and Training Institute en
Reviews / Testimonials :
About the institute
Gem and Jewellery Research and Training Institute (GJRTI) has been established in July 1995, under Section 25 (1) of the National Gem and Jewellery Authority Act. GJRTI is actively engaged in the business of providing Research and training services for the promotion and sustainable development of the Gem and Jewellery Industry.
Subjects and Courses
  • Gemmology
  • Gem Colourgrading & Marketing
  • Gem Cutting & Polishing
  • Geuda Heat Treatment
  • Jewellery Manufacturing
  • Jewellery Designing
  • Computer Aided Jewellery Designing
  • Gem Carving
  • Costume Jewellery Manufacturing
  • Jewellery Stone Setting
Venue / Location

Classes are conducted at following location(s)

Colombo District, Sri Lanka

Phone : +​9​4​-​0​3​6​-​4​9​3​2​1​1​8


Phone : +​9​4​-​1​1​-​2​5​7​9​1​8​0​ ​/​ ​+​9​4​-​1​1​-​2​5​7​9​1​8​4


Galle District, Sri Lanka

Phone : ​+​9​4​-​0​9​4​9​4​3​5​9​2


Gampaha District, Sri Lanka

Phone : +​9​4​-​0​2​7​-​4​9​2​9​1​5​2


Jaffna District, Sri Lanka

Phone : +​9​4​-​0​2​1​-​4​9​2​7​6​3​5


Kandy District, Sri Lanka

Phone : +​9​4​-​0​8​1​-​2​2​3​6​1​3​6​ ​/​ ​+​9​4​-​0​8​1​-​4​9​4​6​3​3​2​ ​


Ratnapura District, Sri Lanka

Phone : +​9​4​-​0​4​5​-​4​9​3​5​2​8​7


Phone : +​0​9​4​-​0​4​5​-​2​2​2​8​8​0​8​ ​/​ ​+​0​9​4​-​0​4​5​-​4​9​3​5​2​1​3​ ​/​ ​+​0​9​4​-​0​4​5​-​4​9​3​5​2​7​4

Offered Classes
  • Medium group classes (10 - 20 people)
  • Large group classes (More than 20 people)
Classes are conducted in following languages
  • සිංහල
  • English
Reviews / Testimonials
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