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18ct Gold Tanzanite Diamond Trilogy Ring, 0.40ct Tanzanite

£845.00 £760.00
SKU: x4990
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This solid 18ct Gold Tanzanite Diamond trilogy ring is simply stunning! The vibrant cobalt blue 0.40ct  emerald-cut Tanzanite sits elegantly in her claw settings, complemented perfectly by two twinkling round brilliant-cut Diamonds, with a total carat weight of 0.34cts. 

Tanzanite can only be found in the foothills of Kilimanjaro, so she's a pretty special piece! This ring would make a stunning
 engagement ring, or, a classic ring to add to your jewellery box.

Item Details:

ERA: 21st Century Vintage.

RING SIZE: UK Size L.5 / US Size 5 & 3/4
Contact us for a resizing estimate at

MEASUREMENTS: Tanzanite measures 5.9mm long x 3.8m wide, weighing approx 0.40ct.
2 x Diamonds measure approx. 3.5mm in diameter, weighing approx. 0.34ct total.
Weight: 3.8g.

MATERIALS: 18ct Gold, Tanzanite (0.40ct), Diamond (0.34ct).

STAMPS: 'H.M' Makers Mark, 'J' engraved. 
HALLMARKS: '.750', Birmingham Anchor.

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


VERY GOOD This exceptional 18ct Gold Tanzanite Diamond trilogy ring is in very good condition. The Tanzanite sits securely in her settings and has only the slightest wear to her surface, which is only visible under a jeweller's loupe. Each Diamond is securely set, and have plenty of sparkle and fire. Her Gold band has a small resize mark, but this in no way takes away from her quality. All in all, a stunning ring for your 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!