9:35

WTF Does Fake Mean?

8:54

The Final C in Gemstones: Cut

51:42

Sisteron Citadel: The Impregnable Fortress on a Cliff - Full Documentary

11:06

The Price of a Gemstone

12:09

How to Become a Pro Gem Buyer with Spessartite [Gem Buyer's Guide]

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Gem Tribes

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Demystifying Gem Cut Styles

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How do you KNOW what a gem is? [Refractometer Tutorial]