Treasures Auctions was established in 2004 to offer quality items and have sold over 350,000 items online to over 64 countries.

Wayne and Estela Sedawie started cutting their own gemstones in their home in Perth over 18 years ago. Moving to Queensland they established Opal Plus, a wholesale opal business, and began selling around Australian and in New Zealand, USA and Japan.

The step up to the global market with the discovery of ‘online auctions’ came with a steep learning curve in computer technology and the online world. The move proved a great success and, using eBay as their auction facility, Opal Plus became the largest online opal seller within a year.

Today Wayne and Estela run which boasts over 60 verified opal sellers from around the world, and 44,000+ auctions each day. It’s one of the largest opal collections online.
The launch of  has seen the same rapid success, offering customers a secure online shopping experience with a wide range of wholesale gemstones, jewellery, minerals and unique treasures from around the world.

Certified gemstones and genuine wholesale prices

Buying precious stones or jewellery online can be daunting. At  we sell certified gemstones which have been approved by our independent qualified gemmologists. OurGemstone Advisory Panel and Gemstone Sheriff are also available for you to ask questions about your item before purchase. With our secure payment system and 100% satisfaction guarantee, you can have confidence and peace of mind in shopping with us.

All our sellers go through an approval process, where we verify their genuine involvement in the industry and membership to an industry trade organisation. They must abide by our strict policies and prove themselves a competent seller.

We offer genuine wholesale prices and, with our reduced administration fees for sellers, we ensure buyers are getting the best deals. Our No Reserve $1 auctions are also popular and offer good value for buyers. gets you connected with other gemstone enthusiasts via our online forumsand we keep you informed of the latest developments in the industry with news and updates andtopical articles.

Register here to start shopping today.