Lab-grown diamond oval lariat rivière necklace with central drop, front view, in white gold by THE LAB Jewellers
Nocturne — Lab-Grown Diamond Lariat Necklace · Oval Rivière with Drop — worn at the neck
Nocturne — Lab-Grown Diamond Lariat Necklace · Oval Rivière with Drop — worn, angled detail
Lab-grown diamond oval lariat rivière necklace with central drop, front view, in yellow gold by THE LAB Jewellers
Lab-grown diamond oval lariat rivière necklace with central drop, front view, in rose gold by THE LAB Jewellers
Lab-Grown Diamond Lariat Necklace · Oval Rivière with Drop, white gold view 1
Lab-Grown Diamond Lariat Necklace · Oval Rivière with Drop, white gold view 2
Lab-Grown Diamond Lariat Necklace · Oval Rivière with Drop, white gold view 3
Lab-Grown Diamond Lariat Necklace · Oval Rivière with Drop, white gold view 4
Lab-Grown Diamond Lariat Necklace · Oval Rivière with Drop, yellow gold view 1
Lab-Grown Diamond Lariat Necklace · Oval Rivière with Drop, yellow gold view 2
Lab-Grown Diamond Lariat Necklace · Oval Rivière with Drop, yellow gold view 3
Lab-Grown Diamond Lariat Necklace · Oval Rivière with Drop, yellow gold view 4
Lab-Grown Diamond Lariat Necklace · Oval Rivière with Drop, rose gold view 1
Lab-Grown Diamond Lariat Necklace · Oval Rivière with Drop, rose gold view 2
Lab-Grown Diamond Lariat Necklace · Oval Rivière with Drop, rose gold view 3
Lab-Grown Diamond Lariat Necklace · Oval Rivière with Drop, rose gold view 4
Lab-Grown Diamond Lariat Necklace · Oval Rivière with Drop — 360° spin video

Nocturne — Lab-Grown Diamond Lariat Necklace · Oval Rivière with Drop

Approx. 15.4ct total lab-grown diamond weight

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

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

Regular price£8,550.00
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Free tracked and signed-for UK delivery. View delivery details.

Metal

Made at the design's standard length. Want it shorter or longer? WhatsApp us and we'll quote it.

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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 Nocturne before it takes in the whole piece. A river of oval stones circles the neck, falls into a slender drop, ending in one larger oval. The movement is gentle, but the effect is unmistakable.

All 92 oval-cut lab-grown diamonds have their own collet settings, allowing each outline to remain distinct as the sizes change around the necklace. The central stone measures 11.00 x 7.50mm and weighs approximately 2ct. Below the rivière, the hanging line extends the design to an approximately 53.8 x 8mm focal point, turning a classic necklace into something more fluid.

Follow the line of Nocturne

Nocturne draws attention exactly where a neckline opens, using its central drop to lengthen and focus the whole composition. The 92 oval-cut lab-grown diamonds total approximately 15.4ct, with a 2ct centre stone accompanied by an individual IGI grading report. Choose 14kt for the harder, more scratch-resistant gold, or 18kt for more pure gold and a heavier feel. Each metal gives the flowing line a different character.

  • Lab-grown diamonds: 92 oval-cut stones
  • Total carat weight: approximately 15.4ct
  • Centre stone: oval, approximately 2ct (11 × 7.5mm)
  • Stones: 1 × 11.00 × 7.50mm oval centre, 38 × 4.00 × 2.74mm, 33 × 5.00 × 3.52mm and 20 × 4.50 × 3.11mm oval
  • Pendant size: approximately 53.8 x 8mm
  • Style: lariat rivière with central drop
  • Certificate: includes an individual IGI grading report for the centre stone, at no extra cost.
  • Metal options: 14kt or 18kt White, Yellow or Rose Gold

Chain

Supplied as a complete necklace at the design's standard length. Want it shorter or longer? WhatsApp us and we'll quote it.

Made to Order

Every piece is crafted to order in your chosen metal. 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 Nocturne

Let Nocturne meet bare skin or a plain, low neckline so the vertical drop remains fully visible. Its central line suits a V neck especially well, while simple studs keep the focus forward. The complete necklace can also be made in an alternative size through a made-to-order enquiry.

Questions about Nocturne

How many lab-grown diamonds form Nocturne?
Nocturne contains 92 oval-cut lab-grown diamonds with a combined weight of approximately 15.4ct. Their changing sizes shape the rivière and continue into the slender drop at the centre front.

What is special about the centre stone?
The larger oval centre stone measures 11.00 x 7.50mm and weighs approximately 2ct. It anchors the drop and includes an individual IGI grading report at no extra cost.

Can the necklace length be changed?
Nocturne is supplied as a complete necklace at the standard length shown in the render. If you need another size, it can be arranged as part of your made-to-order enquiry before production.

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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