PRECIOUS Gemstones vs. SEMI-PRECIOUS Gemstones: What do they mean? How do we use them? 2022
18:58
Ruby -King Of The Gemstones? What makes Ruby a Great Gem?- Ruby buyers guide /Tips and Advice (2020)
1:11:32
Gem-A Live: Understanding Gemstone Species and Varieties
13:59
Gemstone Value Explained Part 2: Rarity/treatment/provenance/demand- Colored gem intangibles(2019)
14:38
A brief history of powerful gemstone amulets | V&A
17:17
Gemology Tools: What Do I Buy, When?
12:33
Ordinary Rock Found In IKEA Parking Lot Turns Into A Beautiful Gemstone
12:52
What should you know about Emeralds: Learn about Emeralds and what makes it unique-In Detail (2020)
28:57