Searching for the ultimate black opal. I found it after 60 years
20:14
$6000 investment - The best cut ever - Rare Harlequin Black Opal
12:38
$20k gem black opal emerges from this uncut rough opal
6:37
Why Black Opal Is So Expensive | So Expensive
9:48
This rare opal pattern is unbelievable - What is it called?
18:03
Inside this 50 carat uncut gem is a black opal you won't believe
20:18
Found Perfect Agate while Wading in Lake Superior [Cutting finds on lapidary saw]
10:43
$40,000 of gem opals inlaid into epoxy resin table
14:35