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Various
Cos glass pendant brand new - pendant,
£21.50
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Cos pack chain necklaces - cos, 2
£26.70
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Silver fishbone pendant link - fishbone,
£23.58
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Cos silver leather - cos,
£21.50
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Cos silver oversized droplet - silver,
£21.50
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Cos navy blue - , hoop
£12.94
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Cos pendant necklace knot - necklace,
£17.22
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Cos gold brass - brass, coloured
£21.50
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Cos dark gunmetal statement - cos,
£16.15
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Cos pendant necklace - pendant,
£16.15
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Cos sculpted flower - cos,
£37.10
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Gold chunky bar bold - chunky, t
£21.50
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Cos rose quartz - cos,
£21.50
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Gold flat link bar - gold,
£21.50
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Gold silver charm statement - charm,
£25.66
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Cos real shell - shell, goldfish
£25.66
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Cos leather necklace - cos,
£12.94
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Cos silver tone chain - cos,
£5.45
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Costume jewellery necklace - costume,
£14.39
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Cos ladies leather - cos,
£8.66
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Cos necklace - cos,
£19.36
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Cos fabric covered - covered, navy/grey
£14.00
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Costume jewellery necklace - costume,
£22.49
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Cos black lightweight fabric - lightweight,
£17.22
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Cos play chocolate frog - cos, play,
£5.45
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Gold flat link autumn fall - gold,
£23.58
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Cos delicate necklace - cos,
£10.80
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Cos leather detail necklace - detail,
£21.50
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Cos burgundy agate bead - cos,
£23.58
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Cos burgundy agate - cos,
£23.58
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Forest green polished stone - forest,
£21.50
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Gold link irregular pearl - link,
£25.66
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Cos costume jewellery pendant - costume, jewellery,
£9.09
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Cos gold necklace - cos, (brand
£22.54
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Trendy statement cos style - cos,
£19.35
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18k gold plated layered - 18k,
£13.90
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Cos style trendy - style,
£19.35
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18k gold plated sun - 18k,
£13.90
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Silver flat link - flat,
£21.50
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Silver metal wood - metal,
£19.36
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Cos curved cuff necklace - necklace, brand
£37.10
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Cos chunky swirl - cos, necklace
£50.00
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Trendy and stylish cos style - and,
£15.07
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Suddenly jenna rink cos - 30,
£8.75
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Cos knotted bow choker - cos,
£31.90
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Cos ladies black - cos,
£52.70
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Guardians the galaxy - the,
£12.66
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Woman brown necklace cos - necklace,
£1.45
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Silver chunky wide statement
£23.58
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Gold flatlink herringbone - gold,
£23.58
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Circle cord necklace rew - necklace, rew/cos
£12.94
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Bnwot cos style statement - cos,
£16.14
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Arket embellished collar - arket,
£27.75
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Loopy cord necklace - cord,
£15.08
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Silver chunky elegant viral - silver,
£21.50
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Vintage cos black - vintage,
£21.49
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Loopy cord necklace rew - loopy,
£15.08
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18k gold plated layered coin - plated,
£13.47
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18k gold plated - plated, layered
£13.90
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Gold paper chain link - gold, cos
£21.50
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Your turn die - turn,
£11.86
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Cos red head gold - red,
£21.50
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Official sky brown - silver, tone
£10.79
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Jujutsu kaisen cosplay - kaisen,
£5.45
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Peachy salmon polished - peachy,
£25.66
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Earthy tone orange - tone, brown
£23.58
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Gold link cos chunky - chunky, necklace
£23.58
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Baby blue turquoise - baby,
£19.36
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18k gold plated - gold, moon
£13.90
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Chunky stone bead baby pink - stone,
£19.36
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Gold link green ceramic - gold,
£25.66
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Cos dark navy top with - dark,
£5.45
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Gold tone metal layered curb - tone,
£13.90
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Silver cos fish pendant charm - silver,
£25.66
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Resident evil village daniela - resident,
£54.01
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Gold link irregular fresh - gold,
£25.66
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Cos mesh wrapped - cos, bead
£19.20
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Cos necklace - cos, new)
£37.10
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Red gold cos - red,
£23.58
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Pastel turquoise small bead - pastel,
£21.50
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18k gold plated - gold-plated, tarot
£13.90
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Assorted top shop cos - 4,
£26.65
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Where winds meet - meet:, yingying
£14.68
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Chunky link real shell conche - link,
£26.70
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Pale pink polished stone cos - pale,
£23.58
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Vintage beaded necklaces - vintage,
£28.00
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Gold fish charm pendant - charm,
£23.58
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Gold link chain - gold, ball
£19.36
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Star trek inspired - trek, necklace
£8.99
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Gold fish pendant - gold, cos
£21.50
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Cos silver link - cos,
£23.58
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Cos mahoutsukai yome hatori - cos,
£15.59
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Star wars inspired necklace - inspired,
£10.30
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Cos flat elegant - cos, gold
£23.58
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Cos pastel pink - pastel,
£23.58
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Scarlett red cos gold detail - red,
£23.58
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Looking for more cos necklace?
Search eBay live — fresh results filtered for the best value, updated every hour.
Browse 96 cos necklace listings currently in our index. Prices range from £1.45 to £54.01, with an average of £20.32. Whether you are hunting for a bargain or looking for a top-spec model, the selection below covers all price points — new, used and refurbished. More about cos necklace →
Try this: hagit gorali | motorbike pendant | wright teague | theo fennell | lotus pearls | omar pearls | lola rose heart necklace | versace necklace | tiffany pendant | simulated pearl necklace
Whether you are looking for a brand-new or second-hand cos necklace, eBay offers one of the largest selections available online. With 96 active listings at the time of this page's last update, you have plenty of choice across different conditions, sellers and price points. The cheapest option currently starts at £1.45, while premium listings can reach £54.01 — giving you a wide budget spread to work with. The average price of £20.32 can serve as a useful benchmark: listings below this tend to be used or auction-style, while those above often include extra accessories, warranties, or are sold by professional sellers with high feedback scores. Always check the seller's feedback rating and return policy before committing to a purchase. If you need the item quickly, filter by "Buy It Now" to avoid the uncertainty of auctions. For used items, look closely at the condition description and photos — terms like "good", "very good" and "like new" can mean very different things depending on the seller.