Jewellers' Network

Category: Laboratories, Gemmologists

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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GIA EDUCATION AND LABORATORY (PTY) LTD

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

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GOLDSMITH & JEWELLERY SUPPLIES

At Africa’s largest supplier of jewellery manufacturing tools and equipment. We stock a large range of gemmological equipment from loupes, gem filters and refractometers to microscopes. We have it all.

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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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