HRD Antwerp

Address: Hoveniersstraat 22 BE-2018 Antwerp Belgium
Contact Person: N/A
Business Phone: +32 3 222 06 11
Fax: +32 3 222 06
Mobile Phone: N/A

Email Address: info@hrdantwerp.be
Official Website: http://www.hrdantwerp.be/

IGI International Gemological Institure

Address: Schupstraat 1 2018 Antwerp BELGIUM
Contact Person: Roland Lorie, Office Head
Business Phone: +32-3-231.68.45 / +3234010888
Fax: +32-3-232.07.58
Mobile Phone: +32 2072789545

Email Address: info@igiworldwide.com
Official Website: http://www.igiworldwide.com/

GIA Gemological Institute of America

Address: Suite 200 5355 Armada Drive Carlsbad California 92008 United States of America of Canton of Lucerne, Switzerland
Contact Person: Gemological Services Coordinator Lisa Whittemore
Business Phone: +1 (760) 603-4565 / +1 (760) 603-4543 / +1 (760) 603 4500
Fax: +1 760-603-4080
Mobile Phone: N/A

Email Address: marketing@gia.edu
Official Website: http://www.gia.edu/

Company Information
Established in 1931, the Gemological Institute of America is the world’s foremost authority on diamonds, colored stones, and pearls. GIA exists to protect all purchasers of gemstones, by providing the education, laboratory services, research, and instruments needed to accurately and objectively determine gemstone quality.

Trademark
Copyright ©2009 Gemological Institute of America. All rights reserved. GIA, Gemological Institute of America, the GIA seal, Diamond Dossier, Facetware and the GIA trio logo are the registered trademarks of GIA. GIA’s names and logos, like those of most organizations, are valid trademarks and service marks and as such may not be used in your advertising except as described here. The same is true for all of our intellectual property (including all GIA publications, our educational course materials and certain reports and other materials created and/or owned by GIA, the GIA Laboratory, and GIA Instruments) which may be used only by obtaining prior written consent from GIA and by giving copyright credit to GIA.

GRS Geneva Laboratory

Address: Rue du marché 12, 1204 Geneva, Switzerlandof Canton of Lucerne, Switzerland
Contact Person: Mr. W. Bieri
Business Phone: +41-22-310-72-32/3
Fax: +41-22-310-72-34
Mobile Phone: N/A

Email Address: adolf@peretti.ch
Official Website: http://www.gemresearch.ch and http://www.swissreports.com/

GRS Gemresearch Swisslab AG

Address:  P.O. Box 3628, 6002 Lucerne, Switzerland Public limited company of Canton of Lucerne, Switzerland
Contact Person: Director: Dr. A. Peretti, FGG, FGA (Gemmologist)
Business Phone: +41 210 31 31
Fax: +41 210 31 34
Mobile Phone: +41 97 410 96 74

Email Address: aperetti@gemresearch.ch
Official Website: http://www.gemresearch.ch

Company Information
The GRS GemResearch Swisslab AG is specialized in gemmological research and consultance. The company structure is first registered vin SHAB Nr. 236, 4.12.1996, page 7495 under the name GRL Gemresearch Laboratory , Renamed in 1998 to GRS Gemresearch Swisslab AG.

Trademark
“GRS logo and GRS initial Trademarks are registered internationally through Swiss Federal Insitute of Intellectual Property, Trademark No. 458858 and 459867. The concept of ruby GRS treatment disclosure H(a) has been accepted as a trademark. H(a) has the trade mark number: 11549/1999-473169. E(IM) is registered with Swiss Federal Insitute of Intellectual Property Trademark No. 504086 and with Organisation Mondiale De La Propriété Intelectuelle Trademark No. 791612.