Online Resources

Jeweler Associations & Groups

Jewelers Board of Trade (JBT)
American Gem Society (AGS)
American Gem Trade Association (AGTA)
Canadian Jewellers Association (CJA)
CIBJO – The World Jewellery Confederation
Cultured Pearl Association of America (CPAA)
Indian Diamond & Colorstone Association (IDCA)
Industrial Diamond Association of America, Inc (IDA)
International Colored Gemstone Association (ICA)
International Watch & Jewelry Guild (IWJG)
Jewelers of America (JA)
Jewelers Helping Jewelers
International Gem Society (IGS)
International Watch & Jewelry Guild (IWJG)
Independent Jewelers Organization (IJO)
Retail Jewelers Organization (RJO)
Jewelers’ Security Alliance (JSA)
Jewelers Vigilance Committee (JVC)
Jewellers Vigilance Canada
Jewelry Industry Distributors Association (JIDA)
MJSA (Manufacturing Jewelers & Suppliers of America)
Natural Color Diamond Association (NCDIA)
Precious Metals Association of North America
Responsible Jewellery Council (RJC)
RJO, Inc. (Retail Jewelers Organization)
Society of American Silversmiths
Society of North American Goldsmiths (SNAG)
Women’s Jewelry Association (WJA)
World Federation of Diamond Bourses (WFDB)
World Gold Council

Accredited Gemological Schools

Gemological Institute of America
Gemmological Association of Great Britain
Deutsche Gemmologische Gesellschaft
Asian Institute of Gemmological Sciences
Canadian Institute of Gemmology
Canadian Gemmological Association

Gem and Gemology Sites

Gemology Online
The Gemology Project
International Colored Stone Association
Writings from Richard Hughes
Gemlab, Inc: The Home of Ted Themelis
The Australian Gemologist
Beyond 4Cs

Gem Labs: Diamonds

Asian Institute of Gemological Sciences
Gubelin Laboratory
Stone Group Lab
Swiss Gemmological Institute - SSEF

Grading Reports: Colored Stones

Gubelin Laboratory
Swiss Gemmological Institute -SSEF

Gem Cutting

US Facetor's Guild

Jewelry Marketing Services

Gem Find Digital Services

Diamond Bourses

Antwerpsche Diamantkring
Beurs voor Diamanthandel CVBA
Bharat Diamond Bourse
Borsa Diamanti D’Italia
Borsa Istanbul
Die Diamant- und Edelsteinbörse Idar-Oberstein E.V
Diamant- Club Wien
Diamantclub van Antwerpen CVBA
Diamond Bourse of Canada
Diamond Bourse of Southeast Unites States
Diamond Chamber of Russia
Diamond Club West Coast, Inc.
Diamond Dealers Club of New York
Diamond Dealers Club of Australia
Diamond Dealers Club of South Africa
Diamond Exchange of Singapore
Dubai Diamond Exchange
Hong Kong Diamond Bourse Ltd.
The Israel Diamond Exchange Ltd.
The Israel Precious Stones and Diamonds Exchange Ltd.
Korea Diamond Bourse
The London Diamond Bourse
Moscow Diamond Bourse
The New Israel Club for Commerce in Diamonds Ltd.
Panama Diamond Exchange
Shanghai Diamond Exchange
Tokyo Diamond Exchange Inc.
Vereniging Beurs voor den Diamanthandel
Vrije Diamanthandel
World Federation of Diamond Bourses

Appraisal Organizations

Brite Co
National Association of Jewelry Appraisers
International Society of Appraisers
American Society of Appraisers
American Gem Society

Gemological Instruments: Manufacturers & Suppliers

Gemstone Press
GIA/Gem Lab

Mineralogy & Crystallography Sites

Web Mineral
Mineralogy Database
Mineral Identification Key

Gem & Jewelry News

Try it For Free

Success Stories

"Our sales are up. Our revenues are up. And our profits are up. The secret is Polygon."

Bernie Benavlez | Master Jewelers

Read more

Follow Us

Visit Poly on LinkedIn Visit Poly on Facebook Visit Poly on Instagram