Opal And Diamond Jewellery
Loved By Customers Worldwide
Kris Grauer, USA
My Ocean Princess black opal ring is BEAUTIFUL and was sized and delivered as promised. Communication was prompt and professional. I'll be a repeat customer!
Bridget Hall, UK
My opal pendant is everything I was expecting and what tremendous service. I would heartily recommend Black Star Opal to anyone.
Harald Wack, EU
Wow, these guys hit it out the ballpark! That opal pendant for my wife's 50th - love it! And with all the help we could have hoped for, shipped it on time from Australia to Germany! Love opal, love this company.
EXPERIENCE THE BLACK STAR OPAL DIFFERENCE

Living Colour in Liquid Gold
GOLD OPAL JEWELRY
Radiant and timeless, our gold opal jewellery collection showcases dazzling necklaces, rings and earrings, each glowing with Australian opal’s natural beauty and set in lustrous gold.

Celebrate Your Special Gem
OPAL BIRTHSTONE JEWELRY
Celebrate your October birthday with this stunning opal birthstone jewellery collection—featuring radiant natural opals in rings, necklaces, earrings and more.
OPAL JEWELRY COLLECTION
Frequently Asked Questions
Yes. Our family business has over 50 years of experience in the Australian opal industry, including 40 years' retailing opal jewellery and gems at our shop, The Opal Centre, and 14 years online with Black Star Opal.
With deep expertise in sourcing, designing and curating authentic Australian opal and jewellery collections, we guarantee every piece meets the highest standards of quality and craftsmanship. As a trusted name in online opal sales, we've helped thousands of satisfied customers worldwide, backed by over 120 5-star Google reviews.
Yes. All opals used in our jewellery are 100% genuine and naturally formed. We exclusively source authentic Australian opals, including black, white, crystal and boulder opals, from top mining regions like Lightning Ridge, Coober Pedy and Queensland. We also offer affordable composite opal jewellery, such as doublets and triplets. Each opal is hand-selected for its quality, brilliance and natural beauty. We do not use synthetic or lab-created opals.
Yes, all our opal jewellery contains responsibly mined stones from Australia and we work with Australian opal miners, jewellers and suppliers. Opal from Australia is the benchmark for quality, durability and rarity, with over 90% of the world's gem opal supply coming from Down Under. We do not sell jewellery with non-Australian opal gemstones.
Yes. We provide a Certificate of Authenticity with all opal jewellery and gemstone purchases.
Yes. We run jewellery sales throughout the year, including pre-seasonal gifting sales. Sign up to our newsletter to be in the know and for exclusive subscriber only sales and offers.
Yes. We provide free, insured standard worldwide shipping on all orders. Orders over AUD $1500 are upgraded to free express shipping. We ship globally, including to the USA, Canada, the UK, Japan, Singapore, New Zealand, France, Germany, and beyond. All orders include tracking for peace of mind, with an express shipping option available. See our shipping policy to find out more.
You can reach out to us any time through our contact page. We love to chat to our customers about opal and will be more than happy to help you.





















