Search Results
Rubies: Connecting Sources, Treatment and Science | GIA Knowledge Sessions Webinar Series
Furnaces, Fluxes and Filling: A Review of Ruby Treatment | GIA Knowledge Sessions Webinar Series
Highlights from Gems & Gemology: Spring 2021 Issue | GIA Knowledge Sessions Webinar Series
Playing the Blues: An Overview of Sapphire Treatment | GIA Knowledge Sessions Webinar Series
Geology 101: Natural Processes that Form Colored Gemstones | GIA Knowledge Sessions Webinar Series
A Gemstone’s Journey through the GIA Laboratory | GIA Knowledge Sessions Webinar Series
Tools of the Trade | GIA Knowledge Sessions Webinar Series
Natural Yellow & Orange Diamonds | GIA Knowledge Sessions Webinar Series
Red Gemstones: History, Lore and Gemology | GIA Knowledge Sessions Webinar Series
Untold Stories from GIA Field Gemology Expeditions (Part II) | GIA Knowledge Sessions Webinar Series
The Sapphires of Montana | GIA Knowledge Sessions Webinar Series
A Comparison of Diamonds and Colored Stones | GIA Knowledge Sessions Webinar Series
