Welcome to the Archives, Articles, Editorials and More section of the ISG Global Network. Here you will find the information resources of the International School of Gemology including archives of past ISG news reports, all of your favorite ISG research and reporting articles, ISG editorials and Gemstone related reports. We will be constantly updating this section to keep you up-to-date on the latest news and developments in the industry.

13 April 2017: Gemology’s Anomalies 

Latest Update

The International School of Gemology is now a 501(c)3 Non-Profit Education Organization dedicated to providing the reference and resources of this website free to everyone who loves gemstones.  If this site is of service to you, we ask that you help us keep it as a free reference site with your tax deductible donation.