How Emeralds Are Oiled
8:37
Inside an Emerald Cutting Factory
25:38
Kolombiya: zümrütlerin kralı
5:49
How Hydrothermal Emeralds are Created
13:59
Gemstone Value Explained Part 2: Rarity/treatment/provenance/demand- Colored gem intangibles(2019)
15:10
Unboxing Colombian Emeralds with an Emerald Expert
3:18
oiled emerald vs unoiled emeralds
46:48
Three Precious Gems: Rubies, Emeralds, Sapphires
14:16