Tom Chatham: FTC Ruling Vindicates Father

News  |  www.jckonline.com | Jul 29, 2008

Tom Chatham, president and chief executive officer of Chatham Created Gems, in a prepared statement, says the recent federal Trade Commission ruling concerning the identification of lab-grown gems vindicates his father, who 49 years ago was forced to change the name of his company.

http://www.jckonline.com/article/CA6582524.html

Untitled Page - ImaGem Offers Tech for Fluorescence Measurement in Diamonds

RAPAPORT... Philadelphia: ImaGem is proud to announce that it has patented technology for measuring fluorescence in diamonds. The technology establishes a standard for UV light source, measures fluorescence, identifies fluorescence color and assigns fluorescence grade consistently.

http://www.diamonds.net/News/ExportItem.aspx?ArticleID=22080&Action=Print

GCAL

09/08/2008 GCAL's diamondprofile® Newsletter (Sep/Oct 2008 Issue) Welcome to the Fifth edition of GCAL's Diamond Profile® Newsletter, covering a range of gemological topics, services, market information and new features on a timely basis.

http://www.gemfacts.com/News.aspx

GIA Offerings at Tucson Trade Shows

News  |  www.jckonline.com | Jan 30, 2008

The Gemological Institute of America will offer classes, presentations, events, and services at the 2008 Tucson trade shows. Events include:

http://www.jckonline.com/article/CA6527061.html

GIA Offerings at 2007 Tucson Trade Shows

News  |  www.jckonline.com | Jan 17, 2007

During the upcoming Tucson, Ariz., trade shows, the Gemological Institute of America will offer opportunities for attendees to view the latest gemological equipment, attend free educational presentations, and take advantage of special offers.

http://www.jckonline.com/article/CA6407943.html?nid=2054&rid=

CIBJO Laboratory Commission to Redefine Relationship

News  |  www.jckonline.com | Oct 1, 2006

To avoid the implication that CIBJO, The World Jewellery Confederation, bears any legal responsibility for a particular gem lab’s grading reports, but at the same time strengthen the bonds between the organization and gem labs that follow its standards, CIBJO will introduce new resolutions in its

http://www.jckonline.com/article/CA6377954.html

GIA to hold release of synthetic diamond grading reports

News  |  www.jckonline.com | Jul 21, 2006

The Gemological Institute of America will delay issuing synthetic diamond grading reports while it re-evaluates trade concerns, Donna Baker, GIA acting president, said during an exclusive interview with JCK.

http://www.jckonline.com/article/CA6355198.html

Labs Still Focused on Beryllium: A Review of Presentations by GIA and AGTA

News  |  www.jckonline.com | Jun 3, 2006

Both the Gemological Institute of America’s gem identification laboratory and the American Gem Trade Association’s GemTestingCenter lab still consider identification of beryllium-treated corundum as their top concern.

http://www.jckonline.com/article/CA6340741.html

Lab Update Says Beryllium Sapphires No Accident

News  |  www.jckonline.com | Jun 1, 2006

Adolf Peretti of Bangkok's GRS gem identification laboratory says his lab has tested several blue sapphires that showed traces of beryllium. GRS is one of several laboratories worldwide that have found undisclosed beryllium in blue sapphires and rubies. For those who believe beryllium treatment is

http://www.jckonline.com/article/CA6339686.html

Newswire

News  |  www.jckonline.com | May 1, 2006

• GIA’s Gems & Gemology Now Online The Gemological Institute of America is offering the entire archive of back issues (1934–1980) of its scientific journal Gems & Gemology free through its Web site, www.gia.edu/gemsandgemology. The back issues feature seminal articles on identification techniques,

http://www.jckonline.com/article/CA6330323.html

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