1800 carat Matrix Opal - Bigger is Better!
16:46
300 carat massive uncut gem polished in reverse
10:34
Subtle Flaw - Big Problem in this Australian Opal!
15:56
Andamooka matrix opal: treat, cut, treat, treat.
9:10
Australian Black Matrix Opal - The Truth Revealed
31:21
Dr. Bedri Ruhselman Kimdir? Metafizik Celselerinde Neler Oldu? Varlık Neler Anlattı?
18:11
Brilliant, But Not Perfect - Lambina Gem Opal Rough -- 19 carats
21:03
Grinding into this uncut rough opal the gems emerged
26:16