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Antique 18ct Gold Diamond Engagement Ring (0.25ct)

SKU: 1674
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If you're looking for the perfect classic engagement ring that is timeless, elegant and beautiful then look no further! This stunning antique Art Nouveau Diamond solitaire is just as lovely today as it would have been over 100 years ago. 

Crafted from high purity 18ct Gold with a quality 0.25ct Diamond, it's simple paired back elegance will never go out of fashion. 

It looks stunning on no matter what angle you're looking from and the Diamond shines out with a brilliant sparkle, full of life and fire.

We estimate the Diamond to be at least H-I colour and VS clarity, so it's bright, white and sparkly, and has no inclusions visible to the naked eye or with x10 magnification. 

A beautiful promise ring or engagement ring for the one you love.

Item Details:

ERA:  Art Nouveau (1890-1910)

RING SIZE: UK Size J 1/2 / US Size 5
The Diamond measures approx. 4mm in diameter.
The band is 2mm wide.
Weight: 2.8g
Resizing available on request - just send us a message to enquire!

MATERIALS:  18ct Yellow Gold, 18ct White Gold, Diamond

HALLMARKS:  None present. Tested as 18ct Gold.


EXCELLENT:  This antique 18ct Gold Diamond engagement ring is in perfect condition, ready to wear and enjoy! The Gold still has a lovely shine to it and will last at least another 100 years with ease. The Diamond is set with a "rubbed-over" or "bezel" setting which is the most secure setting we can think of, and what's more is the surface is nice and smooth so it's comfortable and easy to wear too. 

As we mentioned before the Diamond is absolutely perfect with no chips, cracks or abrasions and the quality is excellent. All in all, this elegant Art Nouveau Diamond ring is guaranteed to make one lady very happy!


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!