Observers_cm2021-05-24T08:57:28+00:00

AUSTRALIA

The Gemmological Association of Australia
PO Box 555
Nedlands WA 6909
Phone: +61 8 9386 3038
E-Mail: federal@gem.org.au / terry@sapphex.com

Klepner’s Fine Antique Jewellery & Valuers
324 Little Collins Street Melbourne,
Vic. 3000 Australia
Phone: +61 3 9650 2659
E-mail: ronniebauer47@gmail.com

BELGIUM
CANADA
CHINA
COLOMBIA

Cámara de Comercio de Bogotá

Avenida El Dorado nro. 68D-35
Bogotá (Bogotá D.C.), Colombia

Tel: (+57) 3830300 or 5941000 ext. 1679/2223
E-mail: ccbsalitre@ccb.org.co
Web: www.ccb.org.co

CDTEC Gemlab

Calle 12 b # 6-82 piso 11
Bogotá (Bogotá D.C.), Colombia

Tel: (+57) 1 243 8871 - 746 7490
E-mail: direccion@gemlabcdtec.com
Web: www.gemlabtec.com

GERMANY

Messe München GMBH
Messegelände
81823 München, Deutschland/Germany
Phone: (+49 89) 949-20 182
Fax: (+49 89) 949-97-20 189
E-Mail: renate.wittgenstein@messe-muenchen.de

HONG KONG

UBM Asia Ltd
17/F China Resources Building
26 Harbour Road
Wanchai Hong Kong
Phone: +852-2827-6211

International Coloured Gemstone Association (ICA)
Unit 1777, 17/F
Silvercord Tower 2
30 Canton Road, TST
Hong Kong SAR
+852 5520-6609

ITALY
MADAGASCAR

Institut de Gemmologie de Madagascar
Lot II Y 20 bis AP
Ambaranjana
Antanimora - Antanarivo 101 - Madagascar
Phone: +261 20 22 542 73
Fax: +261 20 22 328 18
E-Mail: nadine@wanadoo.mg

OMAN
PANAMA

Panama Diamond Exchange

Santa Maria Business District
Panama City
Republic of Panama
Phone: +507 307 4009
E-Mail: info@pde.com.pa

PHILIPPINES
RUSSIA

Media-holding «JUNWEX»
12 Petrozavodskaya St.,
197110 St.Petersburg - Russia
Phone: +7 (812) 320-8099
Fax: +7 (812) 320-8090
E-Mail: junwex@junwex.com

Moscow Diamond Bourse
World Wide Diamond Center
T.Shevchenko 23-a, 22 floor
Moscow 121191
Russia
Phone: +7 495 255 8 300
Fax: +7 495 255 84 00
E-Mail: popov@wwdc.ru

SWITZERLAND

RESP - The Responsible Ecosystems Sourcing Platform
Chemin du Champ-Gilbert 25
1256, Troinex, Switzerland
+41 22 547 1245
info@resp.ch

TURKEY

Altinbas Holding
Altinbas Plaza
Dilmenler Cad No 26
Mahmutbey - Istanbul 34217 - Turkey
Phone: +90 212 6040000
Fax: +90 212 4450133
Website: www.altinbas.com

UNITED KINGDOM

World Gold Council
10 Old Bailey
London EC4M 7NG
U.K.
Phone: +44 20 7826 4700
Fax: +44 20 7826 4799
E-Mail: info@gold.org

The Company of Master Jewellers Ltd
Somers House
25 Somers Road
Rugby
U. K.
Phone: 01788 540250
Fax: 01788 575042
E-Mail: willie@masterjewellers.co.uk

The Birmingham Assay Office
P.O. Box 151 Newhall Street
Birmingham B3 1SB
U.K.
Phone: +44 121 236 6951
Fax: +44 121 236 9032
E-Mail: info@theassayoffice.co.uk

UNITED ARAB EMIRATES
UNITED STATES OF AMERICA

American Gem Society Laboratories
S917 W.Sahara Ave
Las Vegas 89117
USA
Phone: +1 702 233 6120
Fax: +1 702 233 6125
E-Mail: rbatson@ags.org

Diamond Dealers Club
580 Fifth Avenue at 11 W47th Street
New York, NY 10036
USA
Phone: +1 212 869 9777
Fax: +1 212 869 5164
E-mail: mhochbaum@ddcny.com

World Diamond Council
580 Fifth Avenue
Suite 2812
New York , NY 10036
U.S.A.
Phone +1 212 575 8848
Fax +1 212 840 0496
E-Mail: secretary@worlddiamondcouncil.org

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