- Thailand

Thai Gem and Jewelry Traders Association
919/616 Jewelry Trade Center Building, 52nd Floor
Silom Road, Bangrak, Bangkok, Thailand
Phone: + 66 2 630-1390-7
Fax: + 66 2 630-1398-9
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The Gem and Jewelry Institute of Thailand (GIT)
Faculty of Science, Chulalongkorn University
Phayathai Road , Bangkok, Thailand
Phone: +66 2 2185471-3
Fax: +66 2 2185474
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- Ukraine

State Gemmological Centre of Ukraine
Ministry of Finance of Ukraine
Ukraine
Kyiv 04119
Deghtyarivs'ka St. , 38-44
Phone: +38 044 492 93 19 ; 206 57 75
Fax: +38 044 492 93 21 ; 206 57 74
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- United Arab Emirates

Gold and Jewellery Group
Office 306,Third Floor
Gold Land
Deira, Dubai PO Box 26909
United Arab Emirates
Phone: +9714 2291188
Fax: +9714 2268883
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Dubai Multi & Commodities Centre
Level 4 Emirates Towers Offices
Post Box 48800
Dubai
United Arab Emirates
Phone: +971 4 3903 899
Fax:  +971 4 3903 897
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Dubai Central Laboratory
Dubai Municipality 
P.O. Box 67
Dubai
United Arab Emirates
Phone: +9714 3027111
Fax: +9714 3365463
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International Gemmological Institute
M 24 Gold Land
Dubai 57664
United Arab Emirates
Phone: +9714 2350543
Fax: +9714 2350542
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Sharjah Manufacturers Association
Sharjah 1326
United Arab Emirates
Phone: +9716 5616770
Fax: +9716 5616088
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- United Kingdom

National Association of Goldsmiths
78a Luke Street
London
EC2A 4XG
Phone: +44 20 7613 4445
Fax: +44 20 7613 4450
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British Jewellers' Association
10 Vyse St
Birmingham
B18 6LT
Phone: +44 121 237 1110
Fax: +44 121 237 1113
Website: www.bja.org.uk

Gemmological Association
27 Greville St
Saffron Hill Entrance
EC1N 8TN
Phone: +44 20 7404 3334
Fax: +44 20 7404 8843
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- United States of America

Jewelers Vigilance Committee
25 West 45th Street, Suite 400
New York, New York  10036
Phone: +1 212 997 2002
Fax: +1 212 997 9148
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American Gem Trade Association
World Trade Center
P:O: Box 420643
Dallas, Texas 75342
USA
Phone: +1 214 742 4367
Fax: +1 214 742 7334
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American Gem Society
8881 West Sahara Avenue
Las Vegas, NV 89117
Phone: +1 702 255 7420
Fax: +1 702 255 6500
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The Jewelers Board of Trade
95 Jefferson Blvd.
Warwick, RI 02888
USA
Phone: +1 401-467-0055, x 3002
Fax: +1 401-824-0204
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