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These are some links to various Jewellery and Gemmology websites:

Gemmology Associations:

Gemmological Association of Great Britain (Gem-A)

Gemmological Association of New Zealand (GANZ) 

Gemological Institute of America (GIA)

Jewellery Valuation Associations:

Jewellery Valuers Society of New Zealand (JVSNZ)

Jewellers Associations:

Jewellers & Watchmakers of New Zealand (JWNZ)

GANZ logo.jpg
New Zealand Jewellery Valuations Ltd
Colour COA member 2010.jpg
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