1800 carat Matrix Opal - Bigger is Better!
18:11
Brilliant, But Not Perfect - Lambina Gem Opal Rough -- 19 carats
15:56
Andamooka matrix opal: treat, cut, treat, treat.
16:46
300 carat massive uncut gem polished in reverse
10:34
Subtle Flaw - Big Problem in this Australian Opal!
9:10
Australian Black Matrix Opal - The Truth Revealed
12:30
I Carve an Ostrich Egg filled with Resin (and it glows)
11:19
Bubble Opal ..You Will NEVER Guess What's Inside!
8:03