Diamond News
On Saturday, Feb. 9, GIA will offer a two-hour seminar and lab at AGTA Tucson, focusing on more reliable...
GIAOn Saturday, Feb. 9, GIA will offer a two-hour seminar and lab at AGTA Tucson, focusing on more reliable ways to separate low temperature heated stones from stones that have not been treated. Register by contacting GIA Admissions at +1 800 421 7250 ext. 4001 or +1 760 603 4001. http://bit.ly/2Fe0eRo
