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How Does The Back Of An Opal And Its Cut Determine The Value Of An Opal?

How Does The Back Of An Opal And Its Cut Determine The Value Of An Opal?

One of the most important questions we get asked is how the backing of an Opal affects the value. We will take you through a step by step guide on what to look for.
  • 1st Feb 2016
  • 1
Australian Dinosaurs Opalised Bones.

Australian Dinosaurs Opalised Bones.

It is extremely rare and fortunate to find a dinosaur bones or fossils but it is also extremely rare to have opalization form on the fossil so today only collectors or museums have these incredible specimens
  • 5th Jan 2016
  • 2
How To Identify Fake Ethiopian Opal

How To Identify Fake Ethiopian Opal

There are so many fake opals on the market today that we created an article on how to identify fake Ethiopian Opal to educate customers of the danger.
  • 27th Jan 2016
  • 18
10 Awesome Facts About Opals

10 Awesome Facts About Opals

We love Octobers birthstone Opal. Here are 10 awesome facts about Opals you might not know about.
  • 24th Jan 2016
  • 6

About Opal Auctions






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Opal Auctions is an industry leading website for buying all types of opal including Australian Opal, Ethiopian Opal and Opal Jewelry. It is an international marketplace with 150 verified opal dealers who sell to the public at wholesale prices. Each transaction is safe and secure.Click here to Register your free account start buying straight away.

There are three ways to buy. For an instant purchase try our Buy It Now auctions or for your chance to get a bargain try the No Reserve Auctions starting from $1.Try our Make An Offer feature to negotiate a lower price on opals.

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You are visiting a site on the Treasure Auctions Network. Visit any of our sister sites below and get started right away using your login details.

Verification Programs

Verification Programs

All sellers on Opal Auctions must comply with our Verified Sellers program which ensures a high degree of industry knowledge, consistent refund policy and wholesale pricing.

Verification Programs

The Opal Sheriff program allows our members to request an audit on any auction, which is completed by an independent gemologist who assesses the accuracy of the item description and pictures.

Hello! Opal Auctions is an international marketplace offering Opal Stones, Rough & Jewelry from professional Opal cutters, dealers & miners. Register for $10 off your first purchase.