For Sale UK

3 carat diamond

4

3 carat diamond for sale on largest auction and classifieds sites

Home / Earrings / 3 carat diamond for sale – 96 used, around £580 | For Sale UK
Carat lab created diamond - carat,

Carat lab created diamond - carat,

£65.00
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Natural ct certified - natural,

Natural ct certified - natural,

£52.73
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Princess cut carat - princess, 3.00

Princess cut carat - princess, 3.00

£109.25
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Carat lab created diamond - carat,

Carat lab created diamond - carat,

£65.00
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20carat vs lab - d-e/vs, grown

20carat vs lab - d-e/vs, grown

£741.95
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Carat lab created - 3.9,

Carat lab created - 3.9,

£65.00
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Carat vivid yellow diamond - carat,

Carat vivid yellow diamond - carat,

£89.60
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White gold vvs lab grown - d-e/vvs,

White gold vvs lab grown - d-e/vvs,

£580.19
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20carat vs lab grown - lab,

20carat vs lab grown - lab,

£1786.95
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Diamond stone ring - 3,

Diamond stone ring - 3,

£2524.76
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90carat vs lab grown - 3.90carat, d-e/vs

90carat vs lab grown - 3.90carat, d-e/vs

£2664.75
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3mm round brilliant - round,

3mm round brilliant - round,

£26.70
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Carat lab created - 2.17,

Carat lab created - 2.17,

£65.00
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20carat vs lab grown - 1.20carat, d-e/vs

20carat vs lab grown - 1.20carat, d-e/vs

£1431.65
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Pieces carat size - pieces,

Pieces carat size - pieces,

£140.52
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20carat lab grown - 3.20carat,

20carat lab grown - 3.20carat,

£1368.95
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Carat loose natural - loose,

Carat loose natural - loose,

£118.98
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3ct solitaire diamond 18ct - solitaire,

3ct solitaire diamond 18ct - solitaire,

£1235.52
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100 natural loose rough - loose,

100 natural loose rough - loose,

£26.40
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Round carat diamond - round, 3

Round carat diamond - round, 3

£1529.17
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Pear side diamond - &,

Pear side diamond - &,

£4499.00
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Igi certified 70ct fancy - certified, 5.70ct

Igi certified 70ct fancy - certified, 5.70ct

£2350.00
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Stunning round cut lab - 3,

Stunning round cut lab - 3,

£230.01
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Carat pink heart shape - carat, lab

Carat pink heart shape - carat, lab

£596.97
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Natural diamond cushion shape - natural,

Natural diamond cushion shape - natural,

£27.96
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Carat dazzling diamond ring - dazzling,

Carat dazzling diamond ring - dazzling,

£20.88
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Carat gold solid sterling - 9,

Carat gold solid sterling - 9,

£28.95
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Carat lab created diamond - lab,

Carat lab created diamond - lab,

£65.00
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Carat vs lab grown - 0.3,

Carat vs lab grown - 0.3,

£297.00
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Diamond ring engagement gold - diamond,

Diamond ring engagement gold - diamond,

£1416.04
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40carat vs lab grown - 2.40carat,

40carat vs lab grown - 2.40carat,

£1097.25
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10carat lab grown - de/vs,

10carat lab grown - de/vs,

£666.71
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Carat lab created - lab,

Carat lab created - lab,

£65.00
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Vintage oval cut blue - vintage, ct

Vintage oval cut blue - vintage, ct

£108.00
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Loose natural diamond 11 - loose,

Loose natural diamond 11 - loose,

£18.74
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Emerald diamond solitaire - emerald,

Emerald diamond solitaire - emerald,

£1999.00
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10ct lab grown 3 - grown, 3-stone

10ct lab grown 3 - grown, 3-stone

£1299.00
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Carat natural round - ,

Carat natural round - ,

£4348.71
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Carat lab created - 1.3,

Carat lab created - 1.3,

£65.00
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50carat vs lab - 1.50carat, d-e/vs

50carat vs lab - 1.50carat, d-e/vs

£783.75
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Carat lab created diamond - 2.17,

Carat lab created diamond - 2.17,

£65.00
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Carat lab created diamond - 3.9,

Carat lab created diamond - 3.9,

£65.00
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Carat lab created diamond - 3.78,

Carat lab created diamond - 3.78,

£65.00
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Round brilliant cut moissanite - cut,

Round brilliant cut moissanite - cut,

£5.99
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Best sale 2mm 25ct - best, natural

Best sale 2mm 25ct - best, natural

£499.00
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Carat round cut diamond ring - diamond,

Carat round cut diamond ring - diamond,

£1628.54
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Oval pear sides diamond - oval,

Oval pear sides diamond - oval,

£2659.00
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Carat color round - carat,

Carat color round - carat,

£158.27
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Blue radiant cut lab - blue, grown

Blue radiant cut lab - blue, grown

£522.35
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Round natural diamond - natural,

Round natural diamond - natural,

£21.10
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Carat vs lab grown - 4.3,

Carat vs lab grown - 4.3,

£813.01
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Carat vivid blue vvs1 - 0.20,

Carat vivid blue vvs1 - 0.20,

£140.93
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Brilliant cut loose - brilliant,

Brilliant cut loose - brilliant,

£17.15
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Round diamond half - diamond,

Round diamond half - diamond,

£1349.00
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20carat vs lab - d-e/vs, grown

20carat vs lab - d-e/vs, grown

£1097.25
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18carat white gold diamond - 18carat,

18carat white gold diamond - 18carat,

£950.00
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950 platinum wedding - ring, 3

950 platinum wedding - ring, 3

£1587.83
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Carat natural loose - 3.64,

Carat natural loose - 3.64,

£71.82
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Certified carat d color - d,

Certified carat d color - d,

£736.25
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Gia 50ct pear diamond - f/si,

Gia 50ct pear diamond - f/si,

£3500.00
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Gem diamond gauge carat - gauge,

Gem diamond gauge carat - gauge,

£9.18
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Loose diamond natural round - loose,

Loose diamond natural round - loose,

£28.66
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Ladies carat gold on - 9,

Ladies carat gold on - 9,

£25.85
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Carat dazzling diamond - 3,

Carat dazzling diamond - 3,

£15.50
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Blue rohdiamant drilled raw - blue,

Blue rohdiamant drilled raw - blue,

£12.40
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Natural mined diamond carat - natural,

Natural mined diamond carat - natural,

£30572.65
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Carat pink pear natural - pear,

Carat pink pear natural - pear,

£47.47
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Pear natural diamond - diamond, 0.05

Pear natural diamond - diamond, 0.05

£25.86
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Certified carat f color - certified, 1.00

Certified carat f color - certified, 1.00

£2402.52
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Carat vivid red diamond - diamond, –

Carat vivid red diamond - diamond, –

£89.60
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Carat lab created diamond - carat,

Carat lab created diamond - carat,

£65.00
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Cushion cut diamond ring lab - cushion,

Cushion cut diamond ring lab - cushion,

£1757.46
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Wedding diamond ring - wedding,

Wedding diamond ring - wedding,

£4191.03
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18carat white gold - 18carat,

18carat white gold - 18carat,

£4570.00
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Certified carat g si2 - g,

Certified carat g si2 - g,

£4195.83
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Carat diamond oval - diamond,

Carat diamond oval - diamond,

£19.14
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Natural mined diamond carat - natural,

Natural mined diamond carat - natural,

£29777.69
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10carat vs lab grown - d-e/vs,

10carat vs lab grown - d-e/vs,

£930.05
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Round diamond solitaire ring - diamond,

Round diamond solitaire ring - diamond,

£1410.38
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Carat diamond platinum ring - platinum,

Carat diamond platinum ring - platinum,

£1623.86
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White gold 3 - white, carat

White gold 3 - white, carat

£414.70
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Igi wedding ring ct lab - ring,

Igi wedding ring ct lab - ring,

£1681.74
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9carat white gold - 9carat, 0.15ct

9carat white gold - 9carat, 0.15ct

£219.00
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Carat diamond ring lab - carat,

Carat diamond ring lab - carat,

£1381.22
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50ct 00ct de vs - 0.50ct, 2.00ct

50ct 00ct de vs - 0.50ct, 2.00ct

£1056.22
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Loose natural diamond rose - loose,

Loose natural diamond rose - loose,

£39.50
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18k white gold luxury - gold, 3

18k white gold luxury - gold, 3

£1549.17
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1mm round brilliant lab - 3.1mm,

1mm round brilliant lab - 3.1mm,

£32.94
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60carat vs lab grown - 3.60carat, d-e/vs

60carat vs lab grown - 3.60carat, d-e/vs

£1377.31
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00carat lab grown - lab,

00carat lab grown - lab,

£1327.15
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Carat lab created - lab,

Carat lab created - lab,

£145.00
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Cushion diamond gia - ct,

Cushion diamond gia - ct,

£1548.96
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Oval cut lab grown - 3.33,

Oval cut lab grown - 3.33,

£250.58
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Igi certified 2ct lab - certified, de/vs

Igi certified 2ct lab - certified, de/vs

£1435.73
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10carat lab grown - 1.10carat,

10carat lab grown - 1.10carat,

£1147.41
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10carat lab grown - de/vs,

10carat lab grown - de/vs,

£666.71
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📊96 listings · from £5.99 · avg £1527.78

Browse 96 3 carat diamond listings currently in our index. Prices range from £5.99 to £30572.65, with an average of £1527.78. 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 3 carat diamond →

Try this: alexandrite earrings | amber earrings | antique emerald earrings | black opal earrings | black pearl | chanel pearl earrings | coral earrings | ear cuff earrings | frey wille rings | gold bamboo earrings

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Everything you need to know about 3 carat diamond

Whether you are looking for a brand-new or second-hand 3 carat diamond, 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 £5.99, while premium listings can reach £30572.65 — giving you a wide budget spread to work with. The average price of £1527.78 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.

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