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18k diamond bezel necklace featuring a brilliant-cut 3mm diamond in a sleek bezel setting.
Model wearing an 18k diamond bezel necklace layered with other delicate necklaces
18k diamond bezel necklace featuring a brilliant-cut diamond in a sleek gold setting.

Round Diamond Necklace 18k

£1,334.10
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Pairs well with

Shipping from €10 · Free over €150

14-day Returns

3-Year Warranty

Wear it. Love it. Exchange it back.
DETAILS & MATERIALS

The 18k diamond bezel necklace is a stunning representation of contemporary elegance. Featuring a brilliant-cut 3mm natural diamond carefully nestled in a sleek bezel setting of 18k yellow gold, this piece exemplifies understated luxury that transcends trends. Its minimalistic design allows the beauty of the diamond to shine while retaining an air of sophistication.

This necklace is not just a piece of jewelry; it's a personal statement. It can be worn alone for a refined look or layered with other necklaces from the CINCO collection to create a unique style that reflects your individuality. The significance of the diamond is enhanced by its origin, as it comes with a certificate of authenticity, ensuring its quality and value.

Handmade in Portugal, this necklace highlights the craftsmanship associated with such artisanal pieces. Each detail has been meticulously crafted to ensure durability and timeless appeal. The durable nature of the 18k solid gold ensures that this necklace will remain a cherished part of your collection for years to come.

  • Materials: 18k solid gold and natural diamond
  • Diamond Size: 3mm brilliant-cut
  • Authenticity: Comes with a certificate
  • Handmade: Crafted in Portugal
  • Versatile Design: Wear alone or layer with other necklaces
INFORMATION

18k Gold Crafted in solid 18k gold, this piece is made to last a lifetime — and beyond. Wear it every day, everywhere, without limitations. 

Diamonds Every diamond selected by CINCO is chosen for its clarity and brilliance — natural mined stones that elevate each piece to another level. Set by hand in Portugal by artisans with decades of experience.

Made in Portugal Designed and handcrafted in Portugal with our expertise and unique craftsmanship. All CINCO pieces are hallmarked for authenticity and certified by the INCM (where applicable).

The value of gold fluctuates daily. Check the current gold price here.

SIZE & FIT

gemstones 1 natural diamond average carat weight ct diamond clarity VS diamond color GH stone size 3 mm stone shape round finish polished weight 2.2 gr length 35-40 cm

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JEWELRY TO LAST A LIFETIME

CERTIFIED INCM

FAQs

Please read our FAQs page to find out more.

How long will my order take to arrive?

Orders are usually prepared within 1–2 business days. Once your order has been dispatched, you’ll receive an email with tracking details. Delivery times vary by destination and will be shown at checkout. Personalized/ Engraved and On-Demand pieces may require additional preparation time, as indicated on the product page.

Can I return my order?

Yes. You may return your order within 14 days of delivery, provided the pieces are unworn, unaltered and returned in their original condition. You can use your preferred tracked courier or ask us to arrange a return service, with the cost deducted from your refund. Once your return reaches us, please allow 7–10 business days for the refund to be processed.

Does CINCO jewelry have a warranty?

Yes. Every CINCO piece is covered by a 3-year warranty from the date of delivery against manufacturing defects. Your invoice and order number serve as proof of warranty. The warranty does not cover loss, accidental damage, improper use, normal wear or the natural fading of gold plating. If you experience an issue, contact us with your order number and photos so our team can assess the piece.