Description
004 - Lab-grown diamonds that test as synthetic moissanite
2020-11-1611:17
003 - Diffusion confusion
2020-11-1015:27
002 - Mining ancient riverbed deposits in The Gemfields, Australia
2020-11-0613:32
001 - HPHT diamond synthesis and the importance of pyrophyllite
2020-11-0410:42
The Gem Show (Trailer)
2020-11-0300:23
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