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Diamond Necklaces

Lab-grown diamond necklaces in gold and white gold, every diamond Colour D-F, Clarity VS. Choose from solitaire and halo pendants, pear drops, flower and cluster designs, and tennis necklaces.

Our most-loved designs are Pisa, Viva and Verda. Stones come in round, oval, pear and emerald cuts.

Lab-grown diamonds have the same chemistry, hardness and sparkle as mined diamonds. Looking for colour with diamonds? Browse our ruby, emerald and blue sapphire necklaces.

Shop diamond rings, diamond earrings, diamond bracelets or diamond engagement rings.

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68 products

Prill Diamond Oval & Halo Pendant Necklace in Gold | JuvettiPrill oval diamond halo pendant in gold, three-quarter view
Prill Oval Diamond Halo Pendant Necklace in Gold Sale price£760 – £1,950
Diamond necklace with two prominent gemstones oval and emerald cut on a light backgroundBuchon Diamond Two-Stone Pendant Necklace in White Gold
Buchon Diamond Two-Stone Pendant Necklace in White Gold Sale price£950 – £1,940
Emerald-cut and oval lab-grown diamond two-stone pendant necklace, Buchon design in gold | Juvetti LondonBuchon Diamond Two-Stone Pendant Necklace in Gold
Buchon Diamond Two-Stone Pendant Necklace in Gold Sale price£950 – £1,940
Ready to shipCinq Diamond Flower Pendant Necklace in White GoldCinq diamond flower pendant in white gold, three-quarter view
Cinq Diamond Flower Pendant Necklace in White Gold Sale price£690 – £1,990
Cinq Diamond Flower Pendant Necklace in GoldCinq diamond flower pendant in gold, three-quarter view
Cinq Diamond Flower Pendant Necklace in Gold Sale price£690 – £1,990
Ready to shipRound lab-grown diamond halo Mars necklace in white gold | Juvetti LondonModel wears the Mars round purple sapphire pendant necklace in gold
Mars Diamond Round Halo Pendant Necklace in White Gold Sale price£370 – £1,330
Calin diamond asscher-cut solitaire pendant necklace in white goldCalin Diamond Asscher-Cut Solitaire Pendant Necklace in White Gold
Calin Diamond Asscher-Cut Solitaire Pendant Necklace in White Gold Sale price£1,100 – £2,100
Calin diamond asscher-cut solitaire pendant necklace in goldCalin Diamond Asscher-Cut Solitaire Pendant Necklace in Gold
Calin Diamond Asscher-Cut Solitaire Pendant Necklace in Gold Sale price£1,100 – £2,100
Lab-grown diamond flower pendant necklace, Florea design in white gold | Juvetti LondonModel wears the Florea Diamond Flower Pendant Necklace in White Gold
Florea Diamond Flower Pendant Necklace in White Gold Sale price£990 – £2,100
Lab-grown diamond flower pendant necklace, Florea design in gold | Juvetti LondonModel wears the Florea Diamond Flower Pendant Necklace in Gold
Florea Diamond Flower Pendant Necklace in Gold Sale price£990 – £2,100
Cushion-Cut Diamond Hoop Pendant Necklace in White GoldCushion-Cut Diamond Hoop Pendant Necklace in White Gold – lifestyle
Roue Diamond Cushion Cut & Hoop Pendant Necklace in White Gold Sale price£2,490 – £3,380
Cushion-Cut Diamond Hoop Pendant Necklace in GoldCushion-cut Diamond Halo Pendant Necklace in Gold
Roue Diamond Cushion Cut & Hoop Pendant Necklace in Gold Sale price£2,490 – £3,380
Hexagon halo lab-grown diamond pendant necklace, Melba design in white gold | Juvetti LondonMelba Hexagon Pendant Necklace worn on model
Melba Diamond Halo Hexagon Pendant Necklace in White Gold Sale price£630 – £1,690
Hexagon halo lab-grown diamond pendant necklace, Melba design in gold | Juvetti LondonMelba Hexagon Pendant Necklace worn on model
Melba Diamond Halo Hexagon Pendant Necklace in Gold Sale price£630 – £1,690
Florea diamond flower garland necklace in white goldFlorea diamond flower garland necklace in white gold, worn on model with matching bracelet and earrings
Florea Diamond Flower Garland Necklace in White Gold Sale price£1,390 – £2,950
Ready to shipDiamond clover pendant necklace in yellow gold with four round diamonds on a chainClover diamond pendant necklace in yellow gold worn on model, with size dimensions, Juvetti London
Clover Diamond Necklace In Gold Sale price£450 – £1,490
NewGlorie Diamond Open Circle Pendant Necklace in Gold | JuvettiGlorie Diamond Open Circle Pendant Necklace in Gold – angle view | Juvetti
Glorie Diamond Open Circle Pendant Necklace in Gold Sale price£1,350 – £2,970
NewGlorie Diamond Open Circle Pendant Necklace in White Gold | JuvettiGlorie Diamond Open Circle Pendant Necklace in White Gold – angle view | Juvetti
Glorie Diamond Open Circle Pendant Necklace in White Gold Sale price£1,350 – £2,970
NewFluir diamond sculptural organic link necklace in goldModel wearing the Fluir diamond sculptural organic link necklace in gold
Fluir Diamond Sculptural Organic Link Necklace in Gold Sale price£1,690 – £6,990
NewFluir diamond pavé organic link pendant necklace in gold on a fine chainModel wearing the Fluir diamond pavé organic pendant necklace in gold
Fluir Diamond Pavé Organic Pendant Necklace in Gold Sale price£290 – £2,190

Questions about our necklaces

How long will my necklace take to arrive?

Delivery is free worldwide. Pieces marked Ready to ship are dispatched the next working day; UK delivery takes 1–2 working days, and a same-day courier is available in Central London. Made-to-order pieces are dispatched within 4–6 weeks. Each piece's page shows the dispatch date for the option you choose. Delivery times by country

Can I return my necklace?

Yes. You can return jewellery within 30 days of delivery for a full refund: email contactus@juvetti.com with your order number and we'll send you a prepaid return label. Please return it unworn, in its original condition and packaging. Bespoke designs, and pieces we've engraved, personalised or altered for you, can't be returned. Returns in full

How long is the chain?

The chain length is listed in each necklace's details. If you'd like a different length, email contactus@juvetti.com before you order.

Which metals can I choose?

Gold vermeil (recycled sterling silver, plated in gold), or 9K, 14K or 18K solid gold, all recycled. Most designs come in yellow or white gold, and some in rose gold too; choose the material on each piece's page.

Are the gemstones and diamonds real?

Yes. They are lab-grown, with the same chemical make-up as mined stones. Our coloured gemstones are hand-selected for colour, cut and clarity, with no eye-visible inclusions. Our diamonds are D–F colour and VS clarity, and diamonds of 0.5 carats and above come with an IGI or GIA certificate.

Can you engrave or customise a piece?

Engraving is complimentary on all made-to-order pieces. We can also change the gemstone, metal, finish or design details, or create a fully bespoke piece. Email contactus@juvetti.com to start.

Is my jewellery covered by a warranty?

Every piece has a 1-year warranty from delivery, covering manufacturing defects, gemstone setting faults and clasp or chain issues due to workmanship. After that we offer lifetime servicing, such as cleaning, polishing, prong tightening and replating vermeil, for a modest fee. Warranty and lifetime service

Diamond necklaces possess an unparalleled brilliance that captures and reflects light with mesmerising intensity. Whether you're searching for diamond solitaire necklaces in London or exploring elegant diamond tennis necklaces across the UK, our Juvetti collection showcases ethically crafted masterpieces that blend timeless design with sustainable luxury. Each piece represents a commitment to responsible craftsmanship that transforms how we experience the world's most coveted gemstone.

Why Choose Diamond Necklaces?

These remarkable pieces combine unmatched durability - diamonds rank 10 on the Mohs hardness scale, the hardest natural material - with extraordinary brilliance that no other gemstone can match. This creates investment pieces that are both breathtakingly beautiful and enduringly practical for generations. Unlike other gemstones, diamond necklaces UK maintain their pristine sparkle indefinitely.

From our London atelier, each diamond pendant necklace is meticulously handcrafted using sustainable practices. Our lab-grown diamonds possess identical chemical composition and optical properties to mined diamonds, whilst eliminating environmental devastation. When you choose ethical diamond necklaces from Juvetti, you're selecting pieces that dazzle brilliantly while contributing to a healthier planet.

Explore Our Diamond Necklace Styles

Our diamond necklace collection features exquisite designs for every aesthetic. Diamond solitaire necklaces offer timeless elegance, showcasing a single exceptional diamond that transitions seamlessly from professional settings to evening celebrations through refined simplicity.

For continuous brilliance, our diamond tennis necklaces create captivating sparkle. These features matched diamonds set in seamless progression, delivering uninterrupted radiance. Each diamond pendant necklace balances contemporary design with enduring sophistication, whilst diamond rivière necklaces make unforgettable statements for special occasions.

Diamond and gemstone necklaces represent luxury design at its finest, combining brilliant diamond sparkle with vibrant coloured gemstones - perfect for milestone celebrations or whenever you want jewellery that commands attention.