Description
Global Gem Testing Laboratory - GGTL is a commercial organization with a team of efficient professionals in Colombo Sri Lanka. With membership of Alumni Association GIA, Gemmologist Association Great Britain (FGA) and Gemmologist Association Sri Lanka (MGA). Along with an additional report verification service.
Gem Testing Services:-
- Colour and other optical and physical properties.
- Species and variety of the specimen.
- Identify thermal treatment (heat un-heated).
- Oil treatment & lead glass treatment.
- Cobalt & titanium treatment.
- Beryllium diffusions treatment. Country of origin.
Please send Reference number of the card to email or WhatsApp.
- Email : lab@ggtsl.com
- WhatsApp : +94 727 824 119
Location
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Joseph's Ln, Colombo, Sri Lanka
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