|
American Gem Society (AGS)
|
|
ALROSA
|
|
Canadian Jewellers Association (CJA)
|
|
CIBJO
|
|
Diamond High Council (HRD)
|
|
Diamond Information Center (DIC)
|
|
Diamond Promotion Service (DPS)
|
|
Gemmological Association of Great Britain (GAGB)
|
|
Gemological Institute of America (GIA)
|
|
The Israeli Diamond Industry
|
|
Independent Jewelers Organization (IJO)
|
|
Israel Diamond Manufacturers Association (IsDMA)
|
|
Jewelers of America (JA)
|
|
Jewelers Security Alliance (JSA)
|
|
Jewelers Vigilance Committee (JVC)
|
|
Jewellers Vigilance Canada (JVCa)
|
|
Jewellery Council of South Africa
|
|
Jewelry Information Center (JIC)
|
|
Manufacturing Jewelers & Suppliers of America (MJSA)
|
|
Platinum Guild International (PGI)
|
