A 100ct Nobby Opal, will it bring me obstacles or opportunities? A piece of rough this big can make for an exciting cut.

YouTube-Black Opal Direct

Enjoy the journey as I measure, study, critique and figure out the best way to polish a cracker black opal out of this uncut gem.

YouTube-Black Opal Direct

Thanks for joining us — this is a rough opal cut you will not forget I spent two weeks observing this gem, drawing on it and planning the ...

YouTube-Black Opal Direct

Incredible pieces of rough Andamooka Crystal Opal of this quality are becoming rarer to find. For that reason, I feel so privileged to have ...

YouTube-Black Opal Direct

Dear viewers! Today we will traditionally talk about one of the most beautiful stones — OPAL STONE — The queen of all gemstones.

YouTube-Andrew Pidor

With the pen marks on it in the intro, it made me think of opal tooth veneers which is probably the worst idea I've had in the past 24 hours ...

YouTube-Black Opal Direct

The most important aspect of this video is how Australian opal REALLY forms. The old theories are incorrect! The digit pattern in precious ...

YouTube-Pulitzer Opal

Life on Outback Opal Hunters isn't always easy, but when the miners find the right kind of opal, the pay-off is big!

YouTube-Discovery Australia

Opal is a well known gemstone, but has many misunderstood and lesser known aspects. Opals are not just one gemstone, but a family of ...

YouTube-Your Average Jeweler

If you've ever wondered how to tell genuine opal from synthetics and lookalikes, then you're in luck! Today, Rob will teach you all about ...

YouTube-Gemstones

In this video, the top types of opal in the world are ranked and compared. Information is provided on how to identify each type.

YouTube-Pulitzer Opal

Australian crystal opal is the second most valuable type of opal in the world next to the elusive and super rare black opal. Crystal opal is ...

YouTube-Black Opal Direct

How to Distinguish Natural vs Synthetic Opal Want an easy way to see the difference between natural and synthetic opals?

YouTube-International Gem Society

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In this video, I discuss fire opal -- what it is, what it isn't and where it is found. I concentrate on Mexican Fire opal, but fire opal ...

YouTube-Pulitzer Opal

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YouTube-Black Opal Direct

Nothing Ventured, Nothing Gained is pretty much the motto of any opal cutter. The risk can become somewhat calculated over time, ...

YouTube-Black Opal Direct

For the first time ever on YouTube, I give detailed information about Ethiopian Welo opal, including an extensive demonstration of how to ...

YouTube-Pulitzer Opal

This is the way that I came up with to color opals with colored pencils. I hope you enjoy it. If you do please like and subscribe, ...

YouTube-Vitruvian Art

In the 1890s, miners in Queensland were primarily focused on mining Pipe Opal and Seam Opal, overlooking Boulder Opal despite knowing how to ...

YouTube-Pulitzer Opal