Global Gem Testing Laboratory Pvt Ltd. Sri Lanka
We are an independent firm that identifies appraises and evaluates gemstones and jewellery. We perform these services for the jewellery trade and the public. We have with us highly experienced and qualified gemologists in our laboratory, with the membership of Alumni Association GIA, Gemologist Association Great Britain (FGA) and Gemologist Association Sri Lanka (MGA).
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Member of Gemological Association of Great BritainAlumni Member of GIA
Our Gem Certificates
We assure you a precise and accurate test report at all time
- Weight and measurement.
- Colour and other optical and physical properties.
- Species and variety of the specimens.
- Identify thermal treatment (heat un-heated).
- Oil treatment & lead glass treatment.
- Cobalt & titanium treatment.
- Beryllium diffusion treatment.
- Country of origin.
Our Clients
