I cut this 166 carat rough opal straight from the outback mines of Australia
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How To Cut a Round Brilliant Gemstone Using a Faceting Diagram, For Beginners
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Does this rough opal become the cut of the decade?
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Miner parts with a 20yr old piece of rough opal treasure - I cut it!
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Opal miner needed my help cutting a gem worth $150,000 (raw and unfiltered)
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The Most STUNNING And GLAMOROUS Opal Ever Discovered! | Outback Opal Hunters
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How to find Diamonds in Rivers or Volcanic Rocks near YOU
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#12 Andamooka rough opal cut and polish
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