Последние добавленные видео:
gemmology
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1 year ago
1196782 1 year ago 17:45Mineralogist Answers Gemstone Questions From Twitter | Tech Support | WIRED
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3 years ago
117589 3 years ago 7:34How To Become A Gemologist? | How To Start Your Career In Gemology
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1 year ago
533 1 year ago 8:04Gems and Gemmology: Historic and Modern Perspectives - Jewellery Trade Resources Podcast Episode
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2 years ago
87816 2 years ago 5:51The Most Essential Gem Tools You Should Own
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1 day ago
349 1 day ago 22:11Master Gemmology & Gem Trading: Become a Gemologist | Higher Education TV
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1 year ago
746 1 year ago 10:27Understanding Gemstones and Gemmology: A Comprehensive Audio Guide | Jewellery Trade Resources
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3 years ago
4995 3 years ago 6:26Is Gemology a Good Career Choice? (Common Questions Answered)
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4 years ago
19587 4 years ago 6:15Gemologist vs Geologist: Gem Facts & Trivia Challenge
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4 years ago
273411 4 years ago 1:11:32Gem-A Live: Understanding Gemstone Species and Varieties
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3 years ago
70134 3 years ago 17:17Gemology Tools: What Do I Buy, When?
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3 years ago
51682 3 years ago 5:53Gemology 101: Epimorphs, Isomorphs, & Pineapple Opal!
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2 years ago
386 2 years ago 2:36What is Gemology!
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4 years ago
1439 4 years ago 3:53Creative careers: What can you do with a Gemmology degree?
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3 years ago
185 3 years ago 3:37Gemmology for Beginners
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1 year ago
114 1 year ago 10:12Unveiling the World of Gemmology: From Origins to Identification - Jewellery Trade Resources Podcast