• Australian Black Opal 18 karat gold ring
  • Australian Black Opal 18 karat gold ring
  • Australian Black Opal 18 karat gold ring
  • Australian Black Opal 18 karat gold ring
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Rocks On The Rocks

Boulder Opal Ring – 18K White Gold, Semi-Dark, Strong Blue Flash

Boulder Opal Ring – 18K White Gold, Semi-Dark, Strong Blue Flash

$2,600.00 AUD
$2,600.00 AUD
Sale Sold out
Taxes included. Shipping calculated at checkout.

A strong, electric blue rises through this Queensland boulder opal the moment light hits it — that particular blue, vivid against the stone's semi-dark background, reads with real intensity in a ring setting. The opal sits in a clean bezel of 18K white gold, the cooler metal tone a deliberate pairing: white gold steps out of the way and lets the blue do its work, rather than competing with it the way yellow gold sometimes can. One stone, set once, sized to O AU — ready to wear as it is, or resized before it leaves Joseph's workshop.

About Boulder Opal

Boulder opal forms as veins of precious opal within ironstone matrix in the opal fields of Queensland — primarily Quilpie, Yowah and Winton. Unlike black opal from Lightning Ridge, the opal cannot be separated from its host rock; it's cut as a single solid piece, with the natural brown ironstone remaining as the stone's backing. This gives boulder opal its distinctive look — vivid colour against rich earth tones — and also makes it physically more durable than other opals, since the ironstone host is harder than the opal layer it carries.

Specifications

  • Stone: Boulder Opal
  • Colour Play: Blue dominant, flash of colour
  • Body Tone: Semi-dark
  • Brightness: Strong flash
  • Pattern: Flash of colour
  • Setting: Bezel
  • Metal: 18K White Gold
  • Ring Size: O AU ≈ 7½ US ≈ 55 EU
  • Resizeable: Yes
  • Treatment: Solid natural — untreated
  • Origin: Queensland, Australia
  • Availability: One-of-a-kind — 1 piece available

Caring for Your Opal

Opal is softer than diamond or sapphire, so a little care goes a long way. See Opal Care for storage, cleaning, and what to avoid.

Provenance

Hand-selected by Joseph Bernecki, sourced direct from the Australian opal fields and set in his Sydney workshop. Meet him any weekend at The Rocks Market, stall under the bridge, Sydney. Read Joseph's story →

Common Questions

Can the ring be resized?
Yes — this ring can be resized. Joseph or his jeweller can take the band up or down by a size or two; larger adjustments may be possible depending on the band's design. Resizing is best done before delivery so the ring arrives ready to wear. Get in touch with your size and we'll quote.
Why white gold instead of yellow?
Most of Joseph's gold pieces are in 18K yellow gold, so this one is a little different. White gold is 18K gold alloyed with white metals and finished with rhodium plating — it reads silver-cool rather than warm. For a stone with strong blue play, the cooler setting tends to complement rather than fight the colour. If you'd prefer yellow gold, get in touch and Joseph can discuss a custom remake.
What does semi-dark body tone mean?
Semi-dark means the background of the stone sits between a light-bodied opal and a fully black one — dark enough to give the colour real contrast and depth, but not so heavy that the stone looks black. In practice it means the blue flash reads clearly without needing bright light to pull it out.
Is this a natural Australian opal?
Yes — a solid, untreated boulder opal from Queensland. Not a doublet, not a triplet, not synthetic. One stone, natural colour.
Certification, shipping, returns?
Every piece is backed by Joseph's personal guarantee, ships fully insured within Australia, and can be returned within 14 days. See Buying an Opal for the full breakdown.
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