Claw-set marquise and trillion lab-grown diamond ring in white gold by THE LAB Jewellers
Juno — Marquise and Trillion Lab-Grown Diamond Ring (1.30ct Total) — worn on the hand
Juno — Marquise and Trillion Lab-Grown Diamond Ring (1.30ct Total) — worn, angled detail
Claw-set marquise and trillion lab-grown diamond ring in yellow gold by THE LAB Jewellers
Claw-set marquise and trillion lab-grown diamond ring in rose gold by THE LAB Jewellers
Ring white gold view 1
Ring white gold view 2
Ring white gold view 3
Ring white gold view 4
Ring yellow gold view 1
Ring yellow gold view 2
Ring yellow gold view 3
Ring yellow gold view 4
Ring rose gold view 1
Ring rose gold view 2
Ring rose gold view 3
Ring rose gold view 4
Marquise and Trillion Lab-Grown Diamond Ring (1.30ct Total) — 360° spin video

Juno — Marquise and Trillion Lab-Grown Diamond Trilogy Engagement Ring (1.30ct Total)

Approx. 1.30ct total · Marquise and trillion

D–F colour · VS1+ clarity · IGI report included

Made to order — dispatched in around four weeks, hallmarked where required

Regular price£1,450.00
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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.

Juno stretches the trilogy into a finer, more directional shape. A long marquise centre reaches outward at both ends, while two trillion cuts meet it with their own precise angles. Together they create a ring that feels poised and focused.

The marquise lab-grown diamond measures 11.00 × 5.50mm. On either side sits a 3.75 × 3.75mm trillion-cut lab-grown diamond, forming a trilogy of approximately 1.30ct. All three are held in collet settings, a defining part of Juno's design. The result is a meeting of elongated and triangular geometry, with no extra stones needed to explain the idea.

Juno follows a finer line

Juno gives the trilogy a distinctive silhouette, using one elongated marquise and two compact trillion cuts to pull the eye across three precise shapes. The collet setting unites them as one design rather than three separate gestures. Its centre includes an independent IGI grading report at no extra cost. Choose 14kt for the harder, more scratch-resistant gold, or 18kt for more pure gold and a heavier feel.

  • Stone type: Lab-grown diamond
  • Stone shape: Marquise and trillion
  • Stones: 1 × 11.00 × 5.50mm marquise and 2 × 3.75 × 3.75mm trillion
  • Stone count: 3 lab-grown diamonds
  • Total lab-grown diamond weight: approximately 1.30ct
  • Certificate: includes an independent IGI grading report for the centre stone, at no extra cost.
  • Metal options: 14kt or 18kt White, Yellow or Rose Gold

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, which includes UK hallmarking where required. More complex pieces may take slightly longer. We confirm the expected timeframe in writing before production begins.

Wearing Juno

The 11.00 × 5.50mm marquise gives the centre an elongated shape, while the trillion sides sit either side of it. Juno can stand alone, or sit with a plain gold band that leaves its three shapes in control. Choose White Gold for cool definition or Yellow or Rose Gold for a warmer outline.

Questions about Juno

What are the stone shapes and sizes in Juno?
Juno centres on an 11.00 × 5.50mm marquise lab-grown diamond. Two 3.75 × 3.75mm trillion-cut lab-grown diamonds sit beside it, forming the ring's trilogy arrangement.

What type of setting does Juno use?
All three lab-grown diamonds are held in collet settings. This setting choice brings the marquise centre and the two trillion sides into one clean, connected trilogy design.

Does Juno include an IGI grading report?
Yes. Juno includes an independent IGI grading report for the centre lab-grown diamond at no extra cost. Every lab-grown diamond we set is D to F colour and VS1 clarity or better.

Jewellery Care

Store separately in the pouch or box provided. Avoid contact with harsh chemicals, perfume, and chlorine. Clean gently with a soft cloth or mild soap solution. Remove before swimming, exercising, or sleeping. See our Materials & Care guide for full instructions.

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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