Jewellery Appraisers
Worldwide Search for Appraisers
Appraisers International Society
American Society of Appraisers
Canadian Gemmological Association
Gemmological Association of Australia
Institute of Registered Valuers
International Society of Appraisers
International School of Gemology
The Jewellery Appraisers Society of New Zealand Inc.
Canadian Jewelers Association
Jewellers Association of Australia
Jewellery Industry Registration Board of NZ
Jewellers and Watchmakers of New Zealand
Christchurch, New Zealand
National Association of Jewellers
The Accredited Gemologists Association
Gemmological Association of Great Britain
Gemological Association of America
International Gem Society
Lincoln, Massachusetts, USA
Antwerp World Diamond Centre
World Jewellery Confederation
Diamond Producers Association
The Hallmarking Convention
The World Federation of Diamond Bourses