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Antique 18ct Gold Diamond Trilogy Engagement Ring, 0.40ct

SKU: x3216
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A phenomenal antique 18ct Gold Diamond trilogy engagement ring! Her three old-mine cut Diamonds have beautifully cut facets which dazzle beneath the light, she really is an eye-catching Art Deco ring. Each of her Diamonds are set in Platinum bezels, perfectly emphasising their size and spleandour!

Her ring band is formed from 18ct Gold which is smooth to the touch and glides onto your finger with ease, sitting comfortably all day long. With trilogy rings symbolising the past, present and future of a relationship, this Art Deco Diamond ring would make the perfect choice for a unique engagement ring.

Item Details:

ERA: Art Deco (1920-1939)

RING SIZE: UK Size L / US Size 5 & 1/2
Contact us for a resizing estimate at

MEASUREMENTS: Ring profile sits 3.5mm from the finger.
Central Diamond is approx. 3.5mm in diameter, weighing approx 0.18ct.
2 Diamonds are approx. 3mm in diameter, weighing approx 0.12ct each.
Total Diamond weight is approx. 0.40ct.
Ring band is 1.5mm wide at the back. 
Weight: 2.5g

MATERIALS:  18ct Gold band, Platinum settings, Old-Mine cut Diamonds (approx 0.37ct).

STAMPS & HALLMARKS: '18CT' & 'PLAT' on inside of band. 

PACKAGING: Your ring will be shipped in a luxury velvet Lillicoco presentation box.


VERY GOOD. An antique 18ct Gold Diamond trilogy engagement ring offered in very good condition. Her 18ct Gold and Platinum has retained a good shape and is the perfect ring for everyday wear. Her Diamonds look stunning and are secure in their settings. There is a small chip on the side of the central stone but this is only noticeable under close inspection. Dainty in size and full of character she really packs a punch!


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!