Only guaranteed natural opal
OpaleMio: handcrafted precious opals and jewelry
With over 17 years of experience in gemstone cutting and online sales, we exclusively offer natural Australian and Brazilian opals and jewelry where opal takes center stage.
Our artisanal business is dedicated to customers who like to stay informed and demand the highest quality.
Exclusive handcrafted workmanship
Our Opals & Jewelry Collections
Black opal the queen of gemstones
Opals 'Red Passion'
Red is the rarest color among Australian opals
...the most sought after
...the most valuable
News & Trends
Guide to caring for your opal jewelry
Discover our guide to caring for your opal jewelry. Your jewelry is a treasure, so here are some tips to help you wear it for a long time while preserving...
Why Argentium is the best silver
Argentium 935 contains a higher amount of pure silver, making it up to seven times more resistant to tarnishing. As a result, Argentium is...
Opals for your special day? A trend you should say yes to!
More and more brides are choosing opal jewelry for their wedding day, preferring to invest in pieces they can wear even after...
Precious opals from Brazil: the new frontier
Opals from Brazil, a new frontier where precious opals are being found...
Recognizing Opal Imitations
Sometimes you can find jewelry made with so-called 'synthetic opal' for sale in jewelry stores, online, or in shop windows...
Is smocked opal a black opal?
In recent years, the mysterious smoked opal has appeared on the gemstone market, sometimes sold as black opal, a beautiful and relatively inexpensive black opal.