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White gold opal in 925 sterling silver ring stg.sh
This extraordinary pre-loved 18ct yellow and white gold ring showcases a truly breathtaking semi-crystal opal, measuring an impressive 26mm × 10mm × 4.3mm and weighing approximately 6.1ct. The opal is cut in a long oval cabochon, displaying enchanting internal play-of-colour—soft flashes, pastel brilliance, and shifting tones that dance in the light. Its elongated shape creates a dramatic and elegant presence on the hand, making this ring an exquisite statement piece.
The opal is securely bezel set in white gold and beautifully framed by white gold flow-up shoulders, each grain set with ten 0.01ct brilliant-cut diamonds (twenty diamonds total). The diamonds, graded H colour and SI clarity, add a refined sparkle that enhances the opal without overpowering it.
Crafted with a wide, bold 4.6mm–4.8mm flat tapered shank, this ring offers both strength and sophistication. Stamped 18K and weighing a substantial 10.1gms, it has the luxurious feel expected of high-end opal jewellery.
Independently valued at $7665.00 (valuation is not the selling price), this masterpiece represents exceptional value compared with new retail pricing—especially for a semi-crystal opal of this size and quality.
A truly magnificent choice for opal collectors, lovers of Australian gemstones, or anyone seeking a show-stopping ring with unique natural beauty.
Ring Size: M (AU/UK) – 17mm diameter
Gemstone: Semi-crystal opal cabochon
Opal Size: 26mm × 10mm × 4.3mm
Opal Weight: Approx. 6.1ct
Diamonds:
20 × 0.01ct brilliant cuts (ten per shoulder)
Colour: H
Clarity: SI
Setting: Bezel-set opal with diamond-set white gold shoulders
Metal: 18ct yellow & white gold (stamped 18K)
Shank: 4.6mm – 4.8mm flat tapered
Weight: 10.1gms
Independent Valuation: $7665.00 (valuation is not the selling price)
(for Size M – 17mm diameter)
Australia / UK: M
US / Canada: 6.25
Europe: 52
France: 52
Germany: 16.5
Japan: 12
Switzerland: 12
China: 12
Diameter: 17.0 mm
Circumference: 53.4 mm
This ring is in excellent pre-loved condition, showing only the lightest age-related wear.
Please review all photos carefully as they form a vital part of the description.
We welcome questions before purchase.
Our pieces are pre-loved, supporting sustainable jewellery practices by giving beautiful items new life.
All valuations are completed by accredited valuers, ensuring accuracy and confidence.
Our prices remain significantly lower than traditional retail stores.
Your ring will be securely packaged and shipped via tracked courier service.
Express postage is available at additional cost.
International buyers: please check any duties or VAT applicable in your country.
Each item is verified by independent, accredited gemmologists. Gemmologists verify the metal, gemstone, and value of our pieces, so you can trust its make and quality.
We send our items securely packaged via standard post. We recommend international shipping to be sent standard courier post with signature, tracking and insurance. International buyers are responsible for all customs duty costs (VAT) payable into their country.
At the Unique Jewellery Company, each piece is unique with rich history. We only sell pieces in great condition, however, if your item has arrived damaged or faulty, we will accept your return.
At the Unique Jewellery Company, we find special jewellery pieces, elevate their beauty and craftsmanship, so they can be loved as they once were.