In episode 9 of Gemology Worldwide, Josh gives Lauryn a crash course on gem labs. Then, they interview Billie Hughes, manager of Lotus Gemology and founder of the Hyperion database.
In episode 9 of Gemology Worldwide, Josh gives Lauryn a crash course on gem labs. Then, they interview Billie Hughes, manager of Lotus Gemology and founder of the Hyperion database.