Diamond Pendants for Sale in the UK
Diamond pendants for sale across the UK from verified jewellers, dealers and private sellers. Compare live adverts, typical prices (£150–£3,000) and safe-buying checks before you travel.
Quick answer
How much do Diamond pendants cost in the UK?
Diamond pendants typically sell for £150–£3,000 in the UK on the second-hand market. Sellers are ID-verified before advertising on JewelleryTrader, and every piece should carry a checkable hallmark or certificate — Diamond pieces normally hold their value well when very durable; check the pendant bail and chain clasp on pre-owned pieces.. Always verify the hallmark and any certificate number before paying.
- Typical price
- £150–£3,000
- Durability
- Very durable; check the pendant bail and chain clasp on pre-owned pieces.
- Size
- Usually on 16–18 inch chains; pendant size stated on the advert.
- What to check
- Certificate, total carat weight, chain metal and hallmark.
Live Diamond listings in the UK
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About the Diamond
Style & Character
A single certified stone or cluster on a fine chain — one of the most gifted fine-jewellery pieces.
Size
Usually on 16–18 inch chains; pendant size stated on the advert.
Durability
Very durable; check the pendant bail and chain clasp on pre-owned pieces.
What to Check
Certificate, total carat weight, chain metal and hallmark.
Care
Clean as you would a diamond ring; store separately to protect the chain.
Best Suited To
Gifts and everyday fine jewellery.
What to know before buying a Diamond in the UK
- •Certified options widely available
- •Popular gift
- •Holds value with paperwork
- •Always inspect the piece in person, or ask for detailed close-up photos and video, before paying a deposit.
Have a piece to sell or part-exchange — Diamond or any other piece? Create your advert in minutes — ID-checked sellers, seen by local buyers.
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Advertise your businessDiamond buying questions
How much do Diamond pendants cost in the UK?+
Diamond pendants typically sell for £150–£3,000 on the second-hand market. Condition, hallmark, certification, and whether the original box and papers are included all move the price. A price far below the normal range is one of the clearest warning signs of a problem — always verify hallmarks and certificates before paying.
What should I check before buying Diamond pendants?+
Check the hallmark against UK Assay Office records, verify any GIA or IGI certificate number online, and ask for clear close-up photos of any marks, serial numbers and wear. Meet in person where possible, and keep all messages and payment records inside JewelleryTrader.
Where can I find Diamond pendants for sale near me?+
Browse the live Diamond adverts on this page, then filter by your county or town to find sellers close to you. New Diamond adverts are posted on JewelleryTrader by jewellers, dealers and private sellers every week.