Jewellers' Network

Category: Laboratories, Gemmologists

AA REFINERY Pty (Ltd)

Turnkey Platinum, Gold, Silver, Rhodium and Palladium Refinery. (more…)

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AFRICAN GEMMOLOGICAL LABORATORY (AGL)

We offer Gemstone Identification and Certification, as well as Diamond Analysis and Diamond Grading. We also do Jewellery Assessments and Valuations for Insurance, Retail and other purposes.

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ATG, ARTHUR THOMAS GEMS CC

Comprehensive gemmological services, gem dealers, jewellery design and manufacture.

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DIA GRADING LABORATORY

– Diamond Certificates
– Tanzanite Reports
– Diamond & Tanzanite Jewellery Appraisals (more…)

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E.G.L GEM LABORATORY

European Gemmological Laboratory and college of Gemmology  Certification of Diamond, Tanzanite and Coloured Stones.  High quality, reliable, independant grading services for over 30 years.

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GIA

Established in 1931, GIA is the world’s foremost authority on diamonds, coloured stones, and pearls. A public benefit, (more…)

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THE GEM LAB

The Gem Lab is the place to go for all your gemstone appraisals and training. (more…)

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