How to cut an Australian crystal opal hiding in some sandy rough.
A surprise piece of Lightning Ridge crystal opal hidden inside some sand riddled opal rough.
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Boulder Opal Carving (Part 1: Rough to Rub)
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Large opal potch and colour cut into gems! Results at the end!
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How to cut TINY Opals... Smallest One On The Channel To Date! (Coober Pedy Opal Rough to Polished)
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Justin uncovers secrets to cutting opal on Nova wheels
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Potch and Colour Australian Opal cutting and polishing a rough opal
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Let’s cut a Montana sapphire!
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Real Ethiopian Opal gemstone guide
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2 uncut gem rough opals - I cut them both to compare
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My customer returned this rough opal so I cut it for him
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Ultra Thin Boulder Opal Seams. Low Probability But Always A Chance!!! Australian Boulder Opal.
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How to cut gemstones | SWR Handwerkskunst
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$125 MIRACLE OPAL from Australia
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12 tips to cut and polish a better opal by blackopaldirect.com
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How to Identify Raw Agates: The 'Wax Luster' Test (Stop Picking Up Flint)"
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Selecting~Sawing and Cutting Boulder Opal
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Cutting Wello Opal Part 1
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How To Cut And Polish Ethiopian Opal? Gem Ethiopian Opal Carving And Polish.
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The complete guide to Ethiopian Opals
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Hand Mining Coober Pedy Opal part 2
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