, March 1, 1981
This section, from the Spring 1981 issue of Gems & Gemology, is a compilation of interesting finds from GIA’s laboratories.
Read More, September 1, 2007
This section, from the Autumn 2007 issue of Gems & Gemology, is a compilation of interesting finds from GIA’s laboratories.
Read More, March 1, 1997
This section, from the Spring 1997 issue of Gems & Gemmology, is a compilation of interesting finds from GIA’s laboratories.
Read More, December 1, 1997
This section, from the Winter 1997 issue of Gems & Gemmology, is a compilation of interesting finds from GIA’s laboratories.
Read More, March 1, 2008
This section, from the Spring 2008 issue of Gems & Gemology, is a compilation of interesting finds from GIA’s laboratories.
Read More