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Art Deco 18ct Gold Onyx & Diamond Marquise Ring

£1,195.00 £1,075.00
SKU: X1437
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You will fall in love with this 18ct Gold Onxy and Diamond marquise ring! Boasting a statement  marquise shape, her smooth Onyx is adorned with twinkling Diamonds, encased in bright 18ct white Gold settings.

Classically Art Deco in design, her buttery 18ct Gold band makes her a dream to wear. Marquise rings have the most flattering shape, we can guarantee she will beautifully elongate the hand!

Item Details:

ERA: Art Deco (1920-1939).

RING SIZE: UK Size Q / US Size 8.
Contact us for a resizing estimate at

MEASUREMENTS: Ring head is 19.5mm long x 13mm wide.
Central Diamond is approx 1.7mm in diameter. Approx. 0.02ct.
Ring band is 2.5mm at the shoulders, tapering to 2mm wide at the back.
Weight: 5.2g.

MATERIALS: 18ct Gold, 18ct White Gold, Onyx, Diamond. 

HALLMARKS: "WEG" Maker's mark, Crown, "18" - rest have worn. Tests as 18ct Yellow Gold shank, and 18ct White Gold settings. 


VERY GOOD-EXCELLENT: This 18ct Gold Onxy and Diamond marquise ring in in superb conditionHer Onyx is smooth with no chips or dings to note, and the Onyx and Diamonds are securely set in their settings. She has a tiny ding on the back of the settings however its not visible when worn. Her 18ct Gold ring band is smooth with little tapering. Her fabulous Art Deco design is still in all its glory, she would make an exquisite addition to your antique jewellery collection!


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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