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Art Deco 18ct White Gold Platinum Opal Diamond Ring, (2.98ct)

SKU: 7382
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This Art Deco 18ct White Gold Platinum Opal Diamond ring is an absolute showstopper! Complete with an impressive rectangular 2.98ct Opal and 0.18cts of Diamonds, this ring will be your favourite piece in your collection. 

Certainly a statement piece, you will be mesmerised by this milky Opal. A mosaic of coral, cornflower blue and bright electric green is beautifully displayed across the Opal's surface. What you will also love, is the pretty floral swirled engravings on the ring shoulders. You can clearly tell that every single detail has been well-thought-out, making this an Art Deco masterpiece!

Item Details:

ERA: Art Deco (1920-1939).

RING SIZE: UK Size J.5 / US Size 5
Contact us for a resizing estimate at

MEASUREMENTS: Opal 14.5mm long x 12mm wide x 3mm deep. (Approx 2.98ct). 
6 Diamonds 2mm diameter. (Approx 0.03ct each, 0.18ct combined). 
Ring band graduates from 1.5mm wide at the back to 6mm wide at the ring shoulders. 
Weight: 4.2g. 

MATERIALS: Solid 18ct White Gold, Platinum, Natural Opal, Diamond.

HALLMARKS: "18CT&PT", Tests as solid 18ct White Gold band with Platinum settings.


EXCELLENT: This Art Deco 18ct White Gold Platinum Opal Diamond ring is in mint condition. The mount is perfection,  with no evidence of previous resizing or thinning of the band from wear. It's also very rare to find a natural Opal of this size and stature, shaped into smooth rectangular cabochon cut. All of the Diamonds are secure adding an extra flourish of twinkle!


All orders are shipped using DHL express and are securely padded in transit, with full tracking and insurance for your peace of mind. Alternate couriers are available by special request.

  • FREE EXPRESS DELIVERY on all orders worldwide!
  • NEXT-DAY delivery to the UK and EU
  • Delivery to the USA in TWO WORKING DAYS
  • Orders placed by 1pm (GMT) will be dispatched the same day


You can return your item for a full refund for any reason by simply getting in touch to let us know within 14 days of receiving it.


This item will arrive beautifully gift wrapped in a Lillicoco presentation box, tied up with a pink ribbon. You’ll also receive a handwritten information booklet and free polishing cloth too!

Please message us or call +44(0)117 925 4798 if you have any questions!

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