Diamond Necklaces — Hatton Garden, London

From delicate diamond pendants to bold tennis necklaces, every piece in this collection is handcrafted in Hatton Garden — the heart of the UK's finest jewellery quarter. Each design is made with ethically sourced diamonds and hallmarked precious metals, crafted to be treasured for a lifetime.

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  • D-VVS Diamond Pendant | Horseshoe-Inspired Solitaire Pendant Without ChainD-VVS Diamond Pendant | Horseshoe-Inspired Solitaire Pendant Without Chain
    Finediam

    D-VVS Diamond Pendant | Horseshoe-Inspired Solitaire Pendant Without Chain

    ✨Product Description:- Timeless elegance meets modern sustainability with this stunning Round Lab-Grown Diamond Solitaire Pendant. Designed for those who appreciate simplicity and luxury, this pendant features a brilliant D color (colorless) and VVS clarity round-cut diamond.Shop this elegant Diamond Pendant Necklace, featuring a stunning...
    From £181.44
    £526.18
    From £181.44
  • Diamond Pendant Necklace | Lab Grown Diamond 4-Prong Pendant For WomenDiamond Pendant Necklace | Lab Grown Diamond 4-Prong Pendant For Women
    Finediam

    Diamond Pendant Necklace | Lab Grown Diamond 4-Prong Pendant For Women

    ✨ Product Description: Shop this elegant Diamond Pendant Necklace, featuring a beautiful lab-grown diamond set in a stylish X-shaped white gold setting. This sophisticated pendant is perfect for adding a touch of elegance to any outfit Timeless elegance meets modern sustainability with this stunning Round...
    From £181.44
    £526.18
    From £181.44
  • Flower Diamond Pendant Necklace | Lab Grown Diamond D-VVS NecklaceFlower Diamond Pendant Necklace | Lab Grown Diamond D-VVS Necklace
    Finediam

    Flower Diamond Pendant Necklace | Lab Grown Diamond D-VVS Necklace

    ✨ Product Description: Shop this stunning Flower Diamond Pendant Necklace, featuring a beautiful lab-grown diamond set in a unique floral white gold setting. This pendant embodies both elegance and nature, making it a perfect addition to any jewelry collection. Timeless elegance meets modern sustainability...
    From £181.44
    £526.18
    From £181.44
  • Lab-Grown Round Cut Diamond Oval Shape Necklace Pendant Without ChainLab-Grown Round Cut Diamond Oval Shape Necklace Pendant Without Chain
    Finediam

    Lab-Grown Round Cut Diamond Oval Shape Necklace Pendant Without Chain

    ✨ Product Description: Exude sophistication with this stunning D-VVS Lab-Grown Round Cut Diamond Oval Shape Necklace Pendant, expertly crafted in 9K,18K Gold (available in White, Yellow, or Rose Gold). This elegant pendant features a brilliant round cut lab-grown diamond in a polished oval setting,...
    From £181.44
    £526.18
    From £181.44
  • Lab-Grown D-VVS Round Cut Diamond Two Drops Infinity PendantLab-Grown D-VVS Round Cut Diamond Two Drops Infinity Pendant
    Finediam

    Lab-Grown D-VVS Round Cut Diamond Two Drops Infinity Pendant

    ✨ Product Description: Shop this stunning Infinity Diamond Pendant Necklace, featuring a beautiful lab-grown diamond set in an elegant infinity twist design in white gold. This timeless design offers both beauty and symbolism, making it the perfect piece for any occasion. Timeless elegance meets...
    From £181.44
    £684.94
    From £181.44
  • Lab Grown Solitaire Diamond Pendant Necklace Without ChainLab Grown Solitaire Diamond Pendant Necklace Without Chain
    Finediam

    Lab Grown Solitaire Diamond Pendant Necklace Without Chain

    ✨ Product Description: Shop this timeless Solitaire Diamond Pendant Necklace, featuring a brilliant lab-grown diamond set in a classic white gold setting. This elegant pendant is the perfect symbol of beauty and sophistication, ideal for any special occasion. Timeless elegance meets modern sustainability with...
    From £260.79
    £684.57
    From £260.79
  • round solitaire pendant 4 claw set women pendant necklaceRound Cut Lab Grown Diamond 4 Claw Set Necklace Pendant Without Chain
    Finediam

    Round Cut Lab Grown Diamond 4 Claw Set Necklace Pendant Without Chain

    ✨ Product Description: Elevate your elegance with this exquisite D-VVS Round Cut Lab-Grown Diamond 4 Claw Set Necklace Pendant, designed in luxurious Gold available in White, Yellow, or Rose Gold. Featuring a stunning round cut lab-grown diamond set in a classic 4-claw design, this...
    From £181.44
    £476.28
    From £181.44
  • Diamond-Cut Teardrop NecklaceTeardrop Diamond Pendant Necklace – Lab Grown Elegant Drop Design Without Chain
    Finediam

    Teardrop Diamond Pendant Necklace – Lab Grown Elegant Drop Design Without Chain

    ✨Product Description: Exude elegance with this stunning Teardrop Diamond Pendant Necklace, beautifully crafted to highlight a brilliant lab-grown diamond in a sleek drop design. The flowing teardrop shape enhances the sparkle of the centre stone, creating a refined and modern look perfect for both...
    From £200.45
    £526.18
    From £200.45
  • Heart Diamond Pendant Necklace – Lab Grown Double Heart Design Without ChainHeart Diamond Pendant Necklace – Lab Grown Double Heart Design Without Chain
    Finediam

    Heart Diamond Pendant Necklace – Lab Grown Double Heart Design Without Chain

    ✨Product Description: Celebrate elegance and emotion with this beautifully crafted Heart Diamond Pendant Necklace, featuring a sparkling lab-grown diamond set within a graceful double heart design. The flowing shape symbolises love and connection, making it a meaningful piece for both everyday wear and special...
    From £200.45
    £526.18
    From £200.45
  • solitaire-diamond-pendant-teardrop-settingTeardrop Diamond Pendant Necklace– Lab Grown Elegant Drop Pendant Without Chain
    Finediam

    Teardrop Diamond Pendant Necklace– Lab Grown Elegant Drop Pendant Without Chain

    ✨Product Description: This elegant Teardrop Diamond Pendant Necklace features a stunning lab-grown diamond set in an exquisite teardrop design, crafted in your choice of 9K White, Yellow, or Rose Gold. The sleek, modern design of this pendant adds a touch of sophistication, making it...
    From £200.45
    £526.18
    From £200.45
  • Natural Round Cut 4-Prong Solitaire Diamond PendantDrop Diamond Pendant Necklace – Lab Grown Elegant Pendant Without Chain
    Finediam

    Drop Diamond Pendant Necklace – Lab Grown Elegant Pendant Without Chain

    ✨Product Description: Discover refined elegance with this stunning Drop Diamond Pendant Necklace, crafted to showcase a brilliant lab-grown diamond in a sleek and modern drop design. The flowing silhouette enhances the sparkle of the diamond, creating a sophisticated piece perfect for both everyday wear...
    From £200.45
    £526.18
    From £200.45
  • Natural Round Cut Solitaire Diamond Pendant Modern Diamond Pendant Necklace – Lab Grown Minimalist Pendant Without Chain
    Finediam

    Modern Diamond Pendant Necklace – Lab Grown Minimalist Pendant Without Chain

    ✨Product Description: Upgrade your jewellery collection with this elegant Modern Diamond Pendant Necklace, designed with a sleek and contemporary finish. Featuring a brilliant lab-grown diamond set in a clean minimalist style, this pendant delivers a refined and sophisticated look suitable for everyday wear and...
    From £200.45
    £526.18
    From £200.45
  • Swirl Diamond Pendant Necklace – Lab Grown Twisted Design Pendant Without ChainSwirl Diamond Pendant Necklace – Lab Grown Twisted Design Pendant Without Chain
    Finediam

    Swirl Diamond Pendant Necklace – Lab Grown Twisted Design Pendant Without Chain

    ✨Product Description: Add a touch of elegance with this beautifully crafted Swirl Diamond Pendant Necklace, featuring a brilliant lab-grown diamond set within a unique twisted swirl design. The flowing curves enhance the sparkle of the diamond, creating a graceful and eye-catching piece perfect for...
    From £260.93
    £684.94
    From £260.93
  • Lab Grown Round Diamond H/SI Claw Set Tennis Necklace in 9K GoldLab Grown Round Diamond H/SI Claw Set Tennis Necklace in 9K Gold
    Finediam

    Lab Grown Round Diamond H/SI Claw Set Tennis Necklace in 9K Gold 9k White Gold

    ✨Product Description: Experience the dazzling beauty of our Lab Grown Round Diamond H/SI Claw Set Tennis Necklace. Handcrafted to perfection, this exquisite necklace features multiple carats of H/SI lab-grown diamonds, each securely set in a classic claw setting. The round shape of the diamonds...
    From £2,128.03
    From £2,128.03
    • 9k White Gold
    • 9k Yellow Gold
    • 9k Rose Gold
  • Diamond Station Necklace | Lab Grown Diamond Chain NecklaceDiamond Station Necklace | Lab Grown Diamond Chain Necklace
    Finediam

    Diamond Station Necklace | Lab Grown Diamond Chain Necklace 9k White Gold

    ✨Product Description: Shop this elegant Diamond Station Necklace, featuring delicate lab-grown diamonds beautifully set along a fine gold chain. Designed for a minimal yet luxurious look, each diamond is perfectly spaced to create a subtle sparkle that enhances everyday style. Crafted in high-quality 9K gold,...
    From £736.13
    From £736.13
    • 9k White Gold
    • 9k Yellow Gold
    • 9k Rose Gold
  • Emerald Stone Diamond Gold Necklace with Chain
    Finediam

    Emerald Stone Diamond Gold Necklace with Chain 9k White Gold

    ✨Product Description: Exude graceful elegance with this beautiful Emerald Stone Diamond Gold Necklace, designed with vibrant green emerald stones and sparkling diamond detail for a refined luxury look. This necklace features three emerald stones set along the lower curve of the pendant, complemented by...
    £431.14
    £431.14
    • 9k White Gold
    • 9k Yellow Gold
    • 9k Rose Gold
  • Round Blue Sapphire Station Necklace with Diamond ChainRound Blue Sapphire Station Necklace with Diamond Chain
    Finediam

    Round Blue Sapphire Station Necklace with Diamond Chain

    ✨Product Description: Exude refined elegance with this beautiful Round Blue Sapphire Station Necklace, designed with deep blue sapphire stones placed beautifully along a delicate chain for a graceful luxury look. This necklace features multiple round blue sapphire stones set at intervals across the chain,...
    £845.86
    £845.86
  • 0.15ct Oval Shape Diamond Necklace with Chain
    Finediam

    0.15ct Oval Shape Diamond Necklace with Chain

    ✨Product Description: Shop this Oval Sapphire Diamond Necklace in white gold with chain, featuring an oval blue sapphire and sparkling diamond halo.This product is a piece of jewelry that features a blue sapphire as the main stone, set in 18K white gold. The total...
    From £517.54
    From £517.54
  • Sapphire Diamond Halo Pendant Necklace with Chain
    Finediam

    Sapphire Diamond Halo Pendant Necklace with Chain

    ✨Product Description: Exude royal elegance with this stunning Sapphire Diamond Halo Pendant Necklace, designed with a rich blue sapphire centre stone, sapphire outer detailing and sparkling diamond accents. This pendant features an oval blue sapphire centre stone surrounded by a bright diamond halo, creating...
    £603.94
    £603.94
  • Oval Sapphire Diamond Halo Pendant in 18K White GoldOval Sapphire Diamond Halo Pendant in 18K White Gold
    Finediam

    Oval Sapphire Diamond Halo Pendant in 18K White Gold

    ✨Product Description: Exude timeless elegance with this beautiful Oval Sapphire Diamond Halo Pendant, crafted in 18K white gold with a classic gemstone and diamond design. This pendant features a deep blue oval sapphire centre stone surrounded by a sparkling diamond halo. The contrast between...
    £914.98
    £914.98

For Your Peace of Mind

60 Day Returns

Sustainably Made

Free UK Delivery

Certified Stones

Free Ring Resizing

Made in London

OUR INITIATIVES

Women Empowerment

Supporting local women to gain valuable skills, confidence, and opportunities through hands-on jewelry-making programs. Every participant is empowered to create a brighter future.

Tree for Every Order

For every purchase, we plant a tree to contribute to a greener, more sustainable world. Together, we’re helping the environment grow, one order at a time.

Education & Scholarships

Providing educational support and scholarships to UK students from underprivileged backgrounds. Empowering young minds to achieve their academic dreams and build brighter futures.

blogS

One Carat Diamond Ring Buying Guide

One Carat Diamond Ring Buying Guide

⚡ Quick Answer A one carat diamond ring is set with a diamond weighing exactly 0.20g — the most popular...

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How to Remove a Stuck Ring From Your Finger

How to Remove a Stuck Ring From Your Finger

⚡ Quick Answer The safest way to remove a stuck ring is to first reduce any swelling by elevating your...

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12 Proven Ways to Secretly Find Your Partner’s Ring Size

12 Proven Ways to Secretly Find Your Partner’s Ring Size

Quick Answer The most reliable way to secretly find your partner's ring size is to borrow one of their existing...

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How To Tell If A Diamond Is Real

How To Tell If A Diamond Is Real

  Wondering whether your diamond is genuinely real? The safest way to know for certain is through professional testing —...

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Moissanite vs Diamond: The Complete Buying Guide

Moissanite vs Diamond: The Complete Buying Guide

Moissanite vs Diamond: The Complete UK Buying Guide (2025) – Finediam Quick Answer Moissanite and diamonds are two entirely different...

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Choose from lab-grown diamonds (D colour, VVS clarity) or natural diamonds (F–G colour, VS–SI clarity) across solitaire pendants, halo designs, initial pendants, tennis necklaces and more.

UK Hallmarked London • Free Tracked UK Delivery • Luxury Gift Box Included • 60-Day Returns

Every piece arrives beautifully presented in a luxury Finediam gift box — perfect for gifting or a timeless addition to your own collection. Bespoke designs available — contact our Hatton Garden team for custom requests.