Contact following gem laboratory centers to get your services completed.

National Gem & Jewellery Authority

Gem Laboratory – Colombo

No.12, Mackson’s Tower, Alfred House Garden,

Colombo 03,

Sri Lanka.

Telephone – 0012325364 (Ext 345 |346 | 3419)
Fax – 0112390657
Email – lab@ngja.gov.lk

National Gem & Jewellery Authority

Gem Laboratory – Rathnapura

Frank Hettiarchchi Street, Ratnapura

Fax – 0452223139
Email – labrat@ngja.gov.lk

National Gem & Jewellery Authority

Gem Laboratory – Galle

No. 50 1/1, First Floor,

Prince Theater Building

Havelock Road,

Galle, Sri Lanka

Fax – 0912244939
Email – gemlab.galle@ngja.gov.lk