The Story of Rewa Okan - Agodi Rubellite
46:48
Three Precious Gems: Rubies, Emeralds, Sapphires
12:08
Top 10 | Beautiful and Different Colors of Tourmaline
43:06
Ten Exotic and Phenomenal Gemstones
26:15
MINERAL EXPLORERS | S1 | Ep3 | BRAZIL- MINAS GERAIS
51:22
Tanzanite from Tanzania documentary of Patrick Voillot
46:04
Inside The Gem Trade: Pigeon’s Blood Ruby | In Search Of Precious Stones | Ep 2/4 | CNA Documentary
17:31
💎✨All About Tourmaline Gemstone | Facts, Colors, Clarity, Durability
25:56