Gem Adventures In China: On The Hunt For Peridot
29:19
Gem Adventures: Sri Lanka
21:31
Gem Adventures: Mining Csarite in Turkey
20:16
The most controversial Benjamin in the body of wounds and injuries - does the keyword fear mean?🛖
39:18
Faszination Edelsteine und Diamanten – Warum die Klunker so wertvoll sind | Einstein | SRF Wissen
38:02
Documentary:The Origin of Colored Gemstone
16:09
Gem Adventures In Ethiopia: On The Hunt For Opal
24:01
Most Beautiful Places in CHINA!
17:29