X-Rays and Their Use in Gemology | GIA Knowledge Sessions Webinar Series
1:04:18
Geology 102: Natural Processes that Form Colored Gemstones | GIA Knowledge Sessions Webinar Series
54:04
The Latest Discoveries from Gems & Gemology | GIA Knowledge Sessions Webinar Series
1:05:21
Sapphires: From Ceylon to Ethiopia | GIA Knowledge Sessions Webinar Series
57:46
Tools of the Trade | GIA Knowledge Sessions Webinar Series
1:10:07
REPLAY | From Lab to Clinic: Overcoming Extrusion Bioprinting Challenges in Cartilage Research
2:59
Formation of a Pearl | Secret Life of Pearls
1:05:12
Rough Diamonds: Natural Crystal Shapes & Surface Features | GIA Knowledge Sessions Webinar Series
55:47