Australian
 |
Blinmans (Australian jewellers' directory) |
 |
Diamond Guild Australia |
 |
The Gemmological Association of Australia www.gem.org.au |
 |
Jewellers Association of Australia |
 |
National Council of Jewellery Valuers www.ncjv.com.au |
 |
Opal Association www.opal.asn.au |
 |
Watch and Clockmakers of Australia Inc. www.wca.org.au |
International
|
|
American Gem Trade Association www.agta.org |
 |
Canadian Jewellers Association |
 |
The World Jewellery Confederation |
 |
The Gemmological Association of Great Britain www.gem-a.com |
 |
Gemmological Association of America www.gia.edu |
 |
International Colored Gemstone Association www.gemstone.org |
 |
The Institute of Gemology www.igiworldwide.com |
 |
Responsible Jewellery Council www.responsiblejewellery.com |
 |
World Gold Council |
