How much fire can an opal have? We cut it
20:11
The Rock drops by to give some lessons about patience in opal cutting
13:06
Glowing rough opal has the potential to cut a top gem
20:14
$6000 investment - The best cut ever - Rare Harlequin Black Opal
11:10
Will Yooperlites Still Glow after Polishing?
20:59
Homemade Faceting machine, Asian sapphire
14:36
Uncut gem rough opal. We cut the fire for big returns.
15:22
Uncut gem black opal delivers a surprising result!
8:55