Prong-set round lab-grown diamond ring by THE LAB Jewellers
Sloane — Sterling Silver Round Lab-Grown Diamond Open Band Ring (0.23ct Total) — worn close-up detail
Sloane — Sterling Silver Round Lab-Grown Diamond Open Band Ring (0.23ct Total) — worn on the hand
Sloane — Sterling Silver Round Lab-Grown Diamond Open Band Ring (0.23ct Total) — worn, angled detail
Prong-Set Round Lab-Grown Diamond Ring (0.23ct Total), view 1
Prong-Set Round Lab-Grown Diamond Ring (0.23ct Total), view 2
Prong-Set Round Lab-Grown Diamond Ring (0.23ct Total), view 3
Prong-Set Round Lab-Grown Diamond Ring (0.23ct Total), view 4
Prong-Set Round Lab-Grown Diamond Ring (0.23ct Total) — 360° spin video

Sloane — Sterling Silver Round Lab-Grown Diamond Open Band Ring (0.23ct Total)

Approx. 0.23ct total · Round

D–F colour · VS1+ clarity

Made to order — dispatched in around four weeks

Regular price£155.00
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Free tracked and signed-for UK delivery. View delivery details.

Metal

Made in your size at no extra cost. Ring size guide

Not sure of your size? Order a strap sizer — it is £5.00, and we email the full £5.00 straight back to you as a gift card, so it comes off the price of your ring.

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Lab-grown diamond quality

D–F colour  ·  VS1 clarity or better

Every lab-grown diamond is D–F colour and VS1 clarity or better. Round brilliant lab-grown diamonds can receive a formal cut grade; fancy shapes are assessed through their proportions, polish, symmetry and overall make. Any piece whose centre stone, on its own, weighs 1.00ct or more includes an individual IGI grading report as standard. Total carat weight does not count towards this.

The eye follows Sloane before it settles. Its silver band remains open, and the stones change scale as they travel, creating a flowing silhouette that feels light on the hand. It is the sort of detail that rewards a second glance, even when the rest of your jewellery is kept simple.

Twenty-four round lab-grown diamonds line the 925 sterling silver form. Their seven sizes progress from 0.80mm to 1.50mm, building towards the front and becoming finer near the ends. Six stones measure 1.40mm and another six measure 1.50mm, giving the fuller section substance. The prong-set arrangement totals 0.23ct and makes gradual change the central feature.

Prefer gold? Sloane is also made in solid 14kt and 18kt gold — see the gold version.

Sloane flows with the hand

Sloane makes graduation the attraction, moving through seven stone sizes within one light open form. Its 24 round lab-grown diamonds total 0.23ct, with the larger groups adding presence near the front and smaller sizes refining the ends. It is made in 925 sterling silver for your chosen UK ring size. All lab-grown diamonds are D to F colour and VS1 clarity or better.

  • Stone type: Lab-grown diamond
  • Stone shape: Round
  • Stones: 4 × 0.80mm, 2 × 1.00mm, 2 × 1.10mm, 2 × 1.20mm, 2 × 1.30mm, 6 × 1.40mm and 6 × 1.50mm
  • Stone count: 24 lab-grown diamonds
  • Total lab-grown diamond weight: approximately 0.23ct
  • Metal options: 925 Sterling Silver

Ring Size

This ring is made to order in your size. Choose your UK ring size when you order — there is no extra charge for any size. If you are unsure of your size, our ring sizer makes it easy at home — and your £5 comes straight back to you as a gift card. Standard UK sizes are available — if you need guidance, contact us before placing your order.

Made to Order

Every piece is crafted to your chosen metal and size. Our usual timeline is around four weeks from order to dispatch. More complex pieces may take slightly longer. We confirm the expected timeframe in writing before production begins.

Wearing Sloane

Sloane suits a relaxed silver collection because its changing stone sizes supply movement without needing a central stone. Wear it on its own for a clean outline, or add a slim polished band nearby. Round silver earrings or a delicate chain will complement the curves without competing with them.

Caring for Sterling Silver

Sterling silver naturally darkens a little over time. It is normal, and a silver polishing cloth brings it straight back. Please don't use silver dip solutions on lab-grown diamond-set pieces, as the chemicals can damage the settings. Store it on its own in the pouch or box provided, and take it off before swimming, exercising or sleeping. See our Materials & Care guide for full instructions.

Questions about Sloane

Which sizes create Sloane's changing line?
Sloane uses round lab-grown diamonds measuring 0.80mm, 1.00mm, 1.10mm, 1.20mm, 1.30mm, 1.40mm and 1.50mm. The seven sizes build towards the front and reduce near the ends of the open band.

How many lab-grown diamonds are set in Sloane?
There are 24 prong-set round lab-grown diamonds with a combined weight of 0.23ct. Six measure 1.40mm and six measure 1.50mm, while the remaining 12 stones form the finer sections.

What if I am not sure of my ring size?
A home ring sizer costs £5, and you receive the same £5 back as a gift card. Once you know your UK size, Sloane is made in it with no additional size charge.

Need help choosing?

Unsure on size, metal, or lab-grown diamond specification? Email us and we'll guide you to the right option before you order — we reply personally, within two working days.

All pieces are made to order. Sterling silver and gold pieces dispatch in around four weeks, which includes UK hallmarking where required. Every order is tracked and signed for, and UK delivery is free. See how your piece is made, plus our Shipping & Delivery and Returns & Refunds pages for full details.

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