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NEXT DAY DELIVERY
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18K Gold Princess Cut Diamond Pendant Necklace 0.50CT G/VS
£1,199£2,045
From £40/mo
Diamond Diamond 0.50ct G/VS (Natural) (selected)
Sale
Out of stock
Wanderlust Floating Princess Cut Lab Diamond Solitaire Necklace 1.00ct H/SI in 9K White Gold
£555£1,025
From £19/mo
Diamond Diamond 1.00ct H/SI (Lab Grown) (selected)
TDS Roundel bgw
NEXT DAY DELIVERY
Sale
Chloe 18K White Gold Lab Diamond Solitaire Necklace 0.25CT F/VS
£379£605
From £13/mo
Diamond Diamond 0.25ct F/VS1 (Lab Grown) (selected)
NEXT DAY DELIVERY
Chloe 0.50ct Diamond Solitaire Pendant Necklace G/SI Quality in 18K Yellow Gold
£1,175£1,875
From £39/mo
18K Yellow Gold (selected)
Diamond Diamond Diamond Diamond 0.50ct G/SI1 (Natural) (selected) +3
Sale
Out of stock
0.50ct Diamond and 18K White Gold Pendant Necklace - FR24-72RMY
£819£1,459
From £27/mo
Diamond Diamond 0.50ct PREMIUMQUALITY (Natural) (selected)
NEXT DAY DELIVERY
Horizon Round Cut Lab Diamond Solitaire Necklace 0.25ct H/SI in 9K White Gold
£499£819
From £17/mo
9K White Gold (selected) +1
Diamond Diamond 0.25ct H/SI (Lab Grown) (selected) Diamond
NEXT DAY DELIVERY
Horizon Oval Cut Lab Diamond Solitaire Necklace 0.50ct H/SI in 9K Gold
£719£1,185
From £24/mo
9K Yellow Gold (selected)
Diamond Diamond 0.50ct H/SI (Lab Grown) (selected)
Wanderlust Floating Pear Cut Lab Diamond Solitaire Necklace 1.50ct H/SI in 9K Gold
£889£1,479
From £30/mo
9K Yellow Gold (selected)
Diamond Diamond Diamond Diamond 1.50ct H/SI (Lab Grown) (selected) +2
NEXT DAY DELIVERY
Olivia Platinum Diamond Pendant Necklace 0.50CT G/VS
£1,549£2,545
From £52/mo
Platinum (selected)
Diamond Diamond 0.50ct G/VS (Natural) (selected) Diamond
NEXT DAY DELIVERY
Keira 18K White Gold Pear Shape Diamond Pendant Necklace 0.50CT G/VS
£1,649£2,719
From £55/mo
18K White Gold (selected)
Diamond Diamond Diamond 0.50ct G/VS (Natural) (selected)
NEXT DAY DELIVERY
Horizon Emerald Cut Lab Diamond Solitaire Necklace 0.50ct H/SI in 9K Gold
£639£1,049
From £21/mo
9K Yellow Gold (selected)
Diamond Diamond 0.50ct H/SI (Lab Grown) (selected)
Sale
Out of stock
Wanderlust Floating Princess Cut Lab Diamond Solitaire Necklace 1.00ct H/SI in 9K Gold
£559£1,025
From £19/mo
Diamond Diamond 1.00ct H/SI (Lab Grown) (selected)
NEXT DAY DELIVERY
Certified Lab Diamond 1.00CT Emily 18K Gold Pendant Necklace F/VS
£865£1,165
From £29/mo
18K Yellow Gold (selected)
Diamond Diamond 1.00ct F/VS (Lab Grown) (selected)
NEXT DAY DELIVERY
Horizon Heart Cut Lab Diamond Solitaire Necklace 0.50ct H/SI in 9K Gold
£679£1,119
From £23/mo
9K Yellow Gold (selected)
Diamond Diamond Diamond 0.50ct H/SI (Lab Grown) (selected)
Sale
Out of stock
Horizon Oval Cut Lab Diamond Solitaire Necklace 0.25ct H/SI in 18k Gold Vermeil
£139£215
Diamond Diamond 0.25ct H/SI (Lab Grown) (selected)
NEXT DAY DELIVERY
Wanderlust 3.00ct Floating Pear Cut Lab Diamond Necklaces in 9K White Gold
£1,549£2,579
From £52/mo
9K White Gold (selected)
Diamond Diamond Diamond Diamond 3.00ct F/VS (Lab Grown) (selected) +2
NEXT DAY DELIVERY
Wanderlust Floating Oval Cut Lab Diamond Solitaire Necklace 1.50ct H/SI in 9K White Gold
£899£1,495
From £30/mo
9K White Gold (selected)
Diamond Diamond Diamond 1.50ct H/SI (Lab Grown) (selected) Diamond
NEXT DAY DELIVERY
Keira 18K White Gold Pear Shape Lab Diamond Pendant Necklace 0.50CT F/VS
£479£685
From £16/mo
18K White Gold (selected)
Diamond Diamond 0.50ct F/VS (Lab Grown) (selected) Diamond
Sale
Out of stock
Horizon Emerald Cut Lab Diamond Solitaire Necklace 0.25ct H/SI in 925 Silver
£135£205
Diamond Diamond 0.25ct H/SI (Lab Grown) (selected)
Wanderlust Floating Oval Cut Lab Diamond Solitaire Necklace 2.00ct H/SI in 9K Gold
£1,099£1,835
From £37/mo
9K Yellow Gold (selected)
Diamond Diamond Diamond Diamond 2.00ct H/SI (Lab Grown) (selected) +1
Sale
Certified Lab Diamond 0.50CT Emily Platinum Pendant Necklace F/VS
£399£615
From £13/mo
Diamond Diamond 0.50ct F/VS (Lab Grown) (selected)
NEXT DAY DELIVERY
Horizon Heart Cut Lab Diamond Solitaire Necklace 0.50ct H/SI in 9K White Gold
£679£1,119
From £23/mo
9K White Gold (selected)
Diamond Diamond Diamond 0.50ct H/SI (Lab Grown) (selected)
Sale
Out of stock
Wanderlust Floating Princess Cut Lab Diamond Solitaire Necklace 2.00ct H/SI in 9K Gold
£879£1,639
From £29/mo
Diamond Diamond 2.00ct H/SI (Lab Grown) (selected)
Wanderlust Floating Oval Cut Lab Diamond Solitaire Necklace 0.50ct H/SI in 9K White Gold

Diamond Solitaire Necklaces

Our diamond solitaire necklaces feature classic solitaire pendants, each showcasing a single stone suspended from a fine precious metal chain. Designed to highlight the natural colour, clarity, and brilliance of the central gem, solitaire pendants are a timeless choice for graduations, birthdays, or as a refined bridal accessory with a clean, understated aesthetic.

Each solitaire pendant is consciously crafted from recycled precious metals and set with ethically sourced natural or sustainably created lab-grown diamonds and gemstones. Our natural stones are conflict-free and responsibly sourced, while our lab-grown stones are chemically and optically identical, offering the same depth of colour, clarity, and lasting quality. Gemstone options include sapphire, emerald, tanzanite, and more.

With 70 years of fine jewellery expertise, our collection of diamond solitaire necklaces includes a variety of solitaire pendants, from classic claw-set designs to modern floating styles, offering subtle variations on this enduring silhouette.

Versatile and effortlessly elegant, solitaire pendants can be worn alone for a discreet, polished look or layered with other necklaces to create a contemporary mix of metals and lengths. Explore the collection and discover solitaire pendants designed to reflect your personal style.

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FAQs

Yes, many of our necklaces feature adjustable chains, allowing you to wear them at different lengths for layering or comfort. Product descriptions list the available adjustments so you can choose the style that works best for you.

Our necklaces are crafted from high-quality, recycled precious metals including sterling silver, 18K gold vermeil, solid 18K gold, and platinum. Each product description details the metal used, so you know exactly what you’re buying.

Our chains are designed to be durable and long-lasting, made with high-quality precious metals. But like all delicate fine jewellery, they should be treated with care - avoid pulling or snagging on clothing to keep your necklace secure for years to come.

Yes, our necklaces are fitted with strong and reliable clasps, designed to hold your jewellery safely in place during daily wear. Many of our designs use spring-ring or lobster clasps, known for their durability and ease of use. When putting your piece on, always double check the clasp is securely closed, to avoid losing it.

We offer necklaces in a variety of lengths, from short, delicate chains to long pendants. Standard lengths are usually 16–18 inches, but exact measurements are listed on each product page. Adjustable chains allow for even more flexibility in length. Please reach out to our customer services (https://www.thediamondstore.co.uk/pages/contact-us) with any questions you may have about the length of the necklace you’re interested in.

Yes, we offer a selection of replacement necklace chains in sterling silver, gold, and platinum. If you need to replace or upgrade your chain, you can choose from a variety of styles and lengths to match your pendant. If you’d like to purchase a replacement chain for a pendant necklace, please get in touch with our customer services who can advise you further (https://www.thediamondstore.co.uk/pages/contact-us).