Tools for Identifying Gemstones
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Gemology Tools: What Do I Buy, When?
18:58
Ruby -King Of The Gemstones? What makes Ruby a Great Gem?- Ruby buyers guide /Tips and Advice (2020)
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[Gemstone Secrets] How to Avoid Glass and Acquire Gems
14:04
How to Tell if a Ruby is Fake: Detective Gigi and the Case of the $2 Ruby
32:54
How To Cut a Round Brilliant Gemstone Using a Faceting Diagram, For Beginners
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Heat Treating Montana Sapphire
7:54
Rhodolite, Almandine and Pyrope Garnets: Red Garnets Explained!
14:38