Heart Shaped Necklaces | IGI Certified Diamond Pendants UK | FineDiam
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Vendor:Finediam
Heart Diamond Pendant | Pave Heart Pendant Without Chain
Buy this elegant Heart Diamond Pendant Necklace, beautifully crafted in white gold and designed with sparkling pave-set lab-grown diamonds. The classic heart shape design symbolises love and elegance, making it a perfect choice for meaningful gifting. This pendant features a delicate and refined finish,...- From $180.00
$197.00- From $180.00
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Vendor:Finediam
Lab Diamond Heart Necklace Pendant 0.10ct H/SI in 18K Gold | FineDiam
Product Description: Wear your heart on your sleeve—and around your neck—with our breathtaking Lab Diamond Heart Necklace. This romantic pendant features a beautifully shaped 0.10ct heart cut laboratory-grown diamond of exceptional H/SI quality, designed to radiate maximum fire and brilliance. Exquisitely set in luxurious...- $257.00
- $257.00
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Vendor:Finediam
2.40ct Lab Emerald and Diamond Pear Cut Solitaire Necklace in Silver
Optimized Description Captivate with the Astra Solitaire Necklace, a breathtaking union of deep-green intensity and brilliant sparkle. This piece showcases a stunning 2.40ct pear-cut lab-grown emerald, suspended delicately from a refined sterling silver chain. Framed by 0.08ct of H/SI quality diamonds, the design offers...- $322.00
- $322.00
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Vendor:Finediam
Vintage Heart Locket Necklace with Lab Diamond & White Topaz in 925 Silver
Optimized Description Celebrate timeless sentimentality with our exquisite Vintage Heart Locket. This beautifully handcrafted piece in sustainable 925 Silver is designed to hold your most cherished memories—a miniature photograph or a keepsake—securely inside. The heart centre is accentuated by a brilliant, sustainable lab-grown diamond,...- $300.00
- $300.00
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Vendor:Finediam
Lab Diamond Galileo Heart 1.10ct Pendant Necklace in 9k White Gold
Optimized Description Celebrate the sentiment of love with this beautifully crafted Galileo heart pendant. Featuring 1.10ct of high-grade, sustainable lab-grown diamonds, this piece radiates an exceptional sparkle against the backdrop of polished 9k white gold. A refined choice for a modern wardrobe, it offers...- $1,257.00
- $1,257.00
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Vendor:Finediam
Aquamarine 0.34CT And Diamond 9K White Gold Pendant Necklace
Product Description Discover our Aquamarine 0.34CT And Diamond 9K White Gold Pendant Necklace, featuring 0.34ct of a beautiful aquamarine gemstone, set against 0.02ct of premium quality accent diamonds. The beautiful pale blue aquamarine gemstone hangs delicately from the chain, while the gem’s setting is...- $459.00
- $459.00
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Vendor:Finediam
Pink Heart Diamond Pendant 0.3ct to 0.5ct Gold (Without Chain ) - 9k Rose Gold
Handcrafted by FineDiam Direct — Hatton Garden, London. Pink Heart Diamond Pendant 0.3ct to 0.5ct Gold Choose between Natural Diamonds (F-G Color, SI Clarity) or Lab Grown Diamonds (D-E Color, VVS Clarity), set in 9K or 18K Yellow, White & Rose Gold, or Platinum....- From $243.00
$485.00- From $243.00
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9k Rose Gold
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9k White Gold
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9k Yellow Gold
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18k Rose Gold
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Vendor:Finediam
Sapphire Heart Diamond Pendant 0.5ct Gold & Platinum Necklace (Without Chain) - 9k Rose Gold
Add a charming touch to your collection with this Sapphire Heart Diamond Pendant, featuring a heart-shaped sapphire encircled by sparkling diamonds. With 0.5ct total diamond weight, this pendant exudes elegance and subtle sophistication for everyday wear or special occasions. Handcrafted in 9K/18K Gold (Rose,...- From $413.00
$825.00- From $413.00
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9k Rose Gold
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9k White Gold
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9k Yellow Gold
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18k Rose Gold
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Vendor:Finediam
Baguette & Round Diamond Heart Pendant 2.5ct | Lab & Natural Diamond - 9k Rose Gold
Elevate your elegance with this stunning Baguette & Round Diamond Heart Pendant, featuring a total of 2.5ct diamonds. Crafted in Gold, it combines lab-grown diamonds (D/VVS) and natural diamonds (F/SI) for exquisite brilliance. Perfect for gifting or special occasions, this pendant exudes timeless luxury...- From $3,940.00
$7,880.00- From $3,940.00
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9k Rose Gold
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9k White Gold
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9k Yellow Gold
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18k Rose Gold
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Vendor:Finediam
Aquamarine Heart Pendant 0.75ct Gold Without Chain - 9k Rose Gold
Exude elegance with this stunning Aquamarine Heart Pendant, featuring a 0.75ct natural blue aquamarine gemstone encircled by sparkling lab-grown diamonds. Set in Gold, this pendant is handcrafted in the UK to ensure superior quality and brilliance. Perfect for daily wear, gifting, or special occasions,...- From $724.00
$2,155.00- From $724.00
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9k Rose Gold
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9k White Gold
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9k Yellow Gold
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18k Rose Gold
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Vendor:Finediam
Heart Diamond Pendant 0.5ct Lab & Natural Diamond Without Chain - 9k Rose Gold
Elevate your style with this stunning Heart Diamond Pendant, crafted in 9K Rose Gold. Featuring a sparkling 0.5ct diamond cluster, available in both Lab Grown Diamonds (D/VVS) and Natural Diamonds (F/SI), this pendant radiates brilliance and elegance from every angle. Perfect for daily wear,...- From $820.00
$1,639.00- From $820.00
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9k Rose Gold
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9k White Gold
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9k Yellow Gold
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18k Rose Gold
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Vendor:Finediam
Heart Diamond Pendant Necklace – Lab Grown Double Heart Design Without Chain
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 occasions. Designed...- From $351.00
$737.00- From $351.00
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Vendor:Finediam
Heart Shaped Diamond Necklace | Elegant Heart Pendant - 9k Rose Gold
A beautiful Heart Shaped Diamond Necklace, designed to symbolise love, elegance, and timeless beauty. Crafted with precision, this elegant heart pendant features sparkling diamonds that create a radiant and eye-catching finish. Perfect for romantic occasions, anniversaries, birthdays, or meaningful gifts, this necklace adds a...- From $727.00
$1,453.00- From $727.00
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9k Rose Gold
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9k White Gold
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9k Yellow Gold
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18k White Gold
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Vendor:Finediam
Heart Shaped Pendant Necklace UK | Rose Gold Diamond Heart Pendant - 9k Rose Gold
Discover the elegance of this Heart Shaped Pendant Necklace UK, beautifully crafted in rose gold and set with sparkling diamonds. Designed to symbolise love and sophistication, this heart-shaped pendant is perfect for gifting or adding a romantic touch to your jewellery collection. The warm...- From $2,979.00
$5,957.00- From $2,979.00
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9k Rose Gold
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9k White Gold
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9k Yellow Gold
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18k Rose Gold
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Vendor:Finediam
Sapphire Heart-Shaped Pendant | Blue Sapphire Diamond Pendant Without Chain - 9k White Gold
Shop this beautiful Sapphire Heart-Shaped Pendant Necklace, featuring a stunning blue sapphire heart surrounded by sparkling lab-grown diamonds. Designed to capture elegance and romance, this pendant is perfect for making a meaningful statement. The deep blue sapphire paired with brilliant diamonds creates a striking...- From $448.00
$896.00- From $448.00
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9k White Gold
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9k Rose Gold
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9k Yellow Gold
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18k White Gold
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Vendor:Finediam
Heart-Shaped Diamond Pendant | Diamond Heart Pendant - 9k Rose Gold
Shop this elegant Heart-Shaped Diamond Pendant Necklace, featuring a stunning heart design crafted with sparkling lab-grown diamonds. Designed to symbolise love and timeless beauty, this pendant adds a romantic and sophisticated touch to any jewellery collection. The brilliance of lab-grown diamonds enhances the classic...- From $1,231.00
$2,461.00- From $1,231.00
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9k Rose Gold
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9k White Gold
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9k Yellow Gold
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18k Rose Gold
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Vendor:Finediam
Heart-Shaped Diamond Pendant | Lab Grown & Natural Diamond Pendant - 9k Rose Gold
Shop this exquisite Heart-Shaped Diamond Pendant, featuring a beautiful heart design set with sparkling lab-grown & natural diamonds in luxurious yellow gold. Designed to symbolise love and elegance, this pendant is perfect for gifting or adding a romantic touch to your jewellery collection. The...- From $616.00
$1,232.00- From $616.00
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9k Rose Gold
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9k White Gold
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9k Yellow Gold
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18k Rose Gold
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Vendor:Finediam
Heart-Shaped Diamond Necklace | Custom Heart Pendant Necklace - 9k Rose Gold
Shop this elegant Heart-Shaped Diamond Necklace, featuring a row of beautifully crafted heart-shaped pendants encrusted with sparkling lab-grown diamonds. Designed to symbolize love and elegance, this necklace is perfect for gifting or adding a romantic touch to your jewelry collection. Each heart is meticulously...- From $20,690.00
$41,380.00- From $20,690.00
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9k Rose Gold
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9k White Gold
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9k Yellow Gold
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18k Rose Gold
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Vendor:Finediam
Diamond Heart Pendant Necklace | Lab Grown Diamond Heart Necklace - 9k White Gold
Discover elegance with this Diamond Heart Pendant Necklace, featuring 14 sparkling lab-grown diamonds beautifully set in luxurious yellow gold. Designed to symbolise love and timeless style, this heart pendant offers a refined and radiant look. The carefully arranged diamonds enhance the brilliance of the...- From $1,318.00
$2,635.00- From $1,318.00
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9k White Gold
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9k Rose Gold
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9k Yellow Gold
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18k White Gold
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Vendor:Finediam
Diamond Heart Pendant | Lab Grown & Natural Diamond Pendant Without Chain - 9k Rose Gold
Shop this elegant Diamond Heart Pendant Necklace, crafted in beautiful gold and featuring sparkling lab-grown & natural diamonds set in a timeless heart shape. Designed to symbolise love and sophistication, this pendant offers a perfect balance of luxury and everyday elegance. The combination of...- From $1,050.00
$2,099.00- From $1,050.00
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9k Rose Gold
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9k White Gold
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9k Yellow Gold
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18k Rose Gold
Heart-Shaped Necklaces UK – More Than Just a Pretty Pendant
There’s something about a heart-shaped necklace that other jewellery just doesn’t do. It’s not subtle in what it says — and that’s exactly the point. Whether you’re buying it for yourself or for someone you love, the shape carries weight. It means something. And at FineDiam, we think a piece with that kind of significance deserves to be made properly.
Every heart pendant in our collection is set in UK hallmarked gold or platinum, with certified diamonds and gemstones selected for their quality. We’re a Hatton Garden jeweller — that’s not a marketing line, it’s where we come from — and it shows in how these pieces are made.
Diamond Heart Pendant Necklace Styles at FineDiam
Solitaire Heart Pendant
One stone. One heart. Nothing else getting in the way. The solitaire heart pendant is the quietest style in the collection, and often the one people wear the most. It works on a Tuesday morning and a Saturday evening. It’s the kind of piece you put on and forget you’re wearing — until someone asks about it.
Halo Heart Pendant
If the solitaire is understated, the halo is the opposite — in the best possible way. A ring of smaller diamonds surrounds the central heart-shaped stone, amplifying its brilliance and giving the pendant a presence you can feel across a room. This is the one for proposals, anniversaries, and occasions that deserve something memorable.
Double Heart Pendant
Two hearts side by side, sometimes stacked, often set with diamonds or a mix of stones. It’s a warmer, more playful take on the heart motif — and a meaningful gift for someone special.
Tapered Heart Pendant
Not everyone wants the classic rounded heart shape, and we get that. The tapered heart narrows to a fine point at the base, giving it a sleeker, more contemporary silhouette. Same symbolism, different character.
Open Heart Pendant Necklace
An outline rather than a solid shape. Lighter, more modern, and genuinely wearable every day. The open heart is one of those designs that looks like it shouldn’t work as well as it does — but it does, consistently, across a huge range of styles and outfits.
How to Choose the Right Heart-Shaped Diamond Necklace
If you’re not sure where to start, a solitaire heart in white gold is a beautifully versatile starting point. It’s timeless, and it lets the shape do the talking without any additional noise.
If the piece is a gift and you know the recipient has a July birthday, consider a ruby heart. September — sapphire. May — emerald. Birthstone gifting adds a layer of personalisation that makes a heart pendant feel genuinely considered rather than just convenient.
For something with more symbolic weight — a couple, a milestone, a relationship that deserves to be marked — the double heart design carries that meaning naturally. It’s not just pretty. It says something specific.
Best Metal for a Heart-Shaped Necklace – Gold vs Platinum
Rose gold and heart pendants are a natural pairing — the warmth of the metal complements the romanticism of the shape in a way that feels intentional. That said, white gold remains the most popular choice because it lets the diamonds lead, and platinum takes that further with a durability that suits daily wear over many years.
Yellow gold has had a strong comeback and works particularly well with warmer stone tones — rubies, citrines, warmer diamonds. Every piece we make is in UK hallmarked metal, which is a legal quality standard, not a badge we’ve invented.
Heart Necklaces as Gifts – Valentine’s Day, Anniversaries & Birthdays
Heart-shaped necklaces are among the most gifted pieces of fine jewellery in the UK, and it’s not hard to understand why. They work for Valentine’s Day, obviously — but also for anniversaries, birthdays, engagements, and moments that don’t have a name but still deserve marking. The shape communicates something that a plain diamond pendant simply doesn’t.
Our team is always happy to help if you’d like a recommendation. Sometimes it helps to talk it through.
How to Style a Heart-Shaped Necklace – Everyday & Evening Looks
A solitaire or open heart pendant is the easiest thing to style — it goes with almost everything and never looks like it’s trying too hard. For evenings, a halo heart or cluster design adds genuine sparkle without needing anything else to support it. If you enjoy layering, an open heart pendant sits beautifully alongside longer chains or other pendants — it anchors a stack without dominating it.
How to Care for Your Diamond Heart Necklace
Warm water, mild soap, soft toothbrush — that’s all you need for regular cleaning. Store it separately so the chain stays untangled and the stone stays scratch-free. Keep it away from perfume and chlorine. Take it off before the gym. These are small habits that make a real difference over time.
Shop Heart-Shaped Diamond Necklaces UK at FineDiam
Our full range of heart-shaped necklaces is below. If you know what you’re looking for, great. If you’d like a hand finding the right piece — style, stone, metal, budget — we’re here.

























