Boulder Opal or opal on rock is found nowhere else on Earth, other than the state of Queensland in Australia .Formed during the Cretaceous period, 94 million years ago, in the inland fresh waters of the Eromanga Sea. Queensland opals are the most robust and stable opals in the World, with strength, durability and stability provided by the ironstone. Queensland opals are waterproof and stable - suitable for extended wear, requiring little or no special care. Mohs hardness 5.5 - 6
One in a Million! Queensland Boulder opal shows a perfect Loveheart in bright green!
Natural, untreated solid Queensland Boulder Opal measures 10mm x 7.5mm
2 x 2.8mm round natural old European cut diamond G colour S1 clarity 0.10ct in weight.
Finished ring weight 6.476 gm
AU Q
US 8 1/4
EU 57.6
Designed by Multi-Award “Queen of Gems” Winner Rita Williams, it is guaranteed to be unique and a one-off. It will never be replicated.
Independently inspected and valued at $7,590
Carefully handcrafted from ecologically sustainable solid 14ct gold. We never use mined gold; instead, we source existing recycled and refined gold to its pure form.
Solid gold is Waterproof, allergy-free, bacteria-resistant, doesn’t fade, flake or rust and is odour-free.
Australian Made in Moffat Beach on Queensland's Iconic Sunshine Coast, where our studio has been established for over 50 years.
Crafted so well, it comes with a 25-year written guarantee with an unrivalled free aftercare plan as detailed https://www.sunstatejewellers.com.au/our-guarantee
