160 carat rough opal cut an unbelievable gem. Totally unexpected

Does this rough opal become the cut of the decade?

Rough opal cut of the year - I make a huge $45k profit

Man Restores 40-Years-Old Classic Motorcycle Back to New | Start to Finish by @LiveWithCreativity

Rough opal can be risky business - The outcome is incredible

15 Gemstones More Expensive Than Diamonds #2

$5k invested in rough opal. Do I make a profit from my opal hunting?

Rough opal with thick gem red color bar. I expose it & I love it!

It Looked Great… Until I Opened It - A Swiss Chronograph's Hidden Disaster

Incredible Discovery Grave Treasure Found Inside the Rock!!!

Large Rough Opal cuts 3 gems worth over $20k

World's Sharpest Knife！Amazing Giant bluefin tuna cutting Master, Luxurious Sashimi

How are gemstones cut faceting a 30ct Brazilian amethyst

$800 spent - Do I get my investment back

Largest Opal I've Ever Cut Into a Faceted Gemstone

Cutting a Massive Gemstone Over 1000 Carats! How I Facet This Jumbo Quartz

These 6 Rocks indicate Rare Gems on the Ground

Are these ugly agates beautiful inside?!

Miner parts with a 20yr old piece of rough opal treasure - I cut it!

Uncut Crystal Gem Opal — or so I thought!

MOST EXPENSIVE OPALS - RANKED!