For Sale UK

3 carat diamond

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3 carat diamond for sale on largest auction and classifieds sites

Home / Rings / 3 carat diamond refurbished & used for sale | For Sale UK
Diamond ring carat round cut - ring,

Diamond ring carat round cut - ring,

£1466.72
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Natural ct certified - natural, 1.00

Natural ct certified - natural, 1.00

£52.31
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Engagement diamond rings - engagement,

Engagement diamond rings - engagement,

£1259.56
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Carat lab created diamond - carat,

Carat lab created diamond - carat,

£65.00
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Round lab grown diamond - lab-grown, five

Round lab grown diamond - lab-grown, five

£1199.00
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Carat lab created diamond - 1.3,

Carat lab created diamond - 1.3,

£65.00
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Carat lab created - 2.44,

Carat lab created - 2.44,

£65.00
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3mm round brilliant - round,

3mm round brilliant - round,

£26.70
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Round lab grown - round, 1-10

Round lab grown - round, 1-10

£369.71
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Exceptional value round - exceptional,

Exceptional value round - exceptional,

£1626.80
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Carat oval fancy vivid blue - oval,

Carat oval fancy vivid blue - oval,

£131.15
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3mm round brilliant lab - 3mm,

3mm round brilliant lab - 3mm,

£26.70
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Smoky smokey herkimer - /,

Smoky smokey herkimer - /,

£5.99
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40carat vs lab - 2.40carat, d-e/vs

40carat vs lab - 2.40carat, d-e/vs

£1155.00
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20carat vs lab - 3.20carat,

20carat vs lab - 3.20carat,

£1155.00
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Diamond ring 14k - white, gold

Diamond ring 14k - white, gold

£1329.13
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Fine lab grown carat - carat, 950

Fine lab grown carat - carat, 950

£1709.36
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Lab grown diamond engagement - lab,

Lab grown diamond engagement - lab,

£1523.23
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Carat diamond ring - 3,

Carat diamond ring - 3,

£1357.63
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Diamond ring wedding lab - diamond, grown

Diamond ring wedding lab - diamond, grown

£1740.46
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Diamond engagement rings - diamond,

Diamond engagement rings - diamond,

£1621.36
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Oval diamond ring carat - ring,

Oval diamond ring carat - ring,

£1199.18
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Engagement diamond ring lab - diamond,

Engagement diamond ring lab - diamond,

£999.04
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Chrome diopside diamond 925 - &,

Chrome diopside diamond 925 - &,

£26.69
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Igi ct princess cut - igi,, 3.20

Igi ct princess cut - igi,, 3.20

£2341.90
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Cert carat yellow brown - 3.21,

Cert carat yellow brown - 3.21,

£2377.46
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Carat lab created - carat,

Carat lab created - carat,

£65.00
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Diamond ring wedding lab grown - diamond,

Diamond ring wedding lab grown - diamond,

£1892.24
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60carat vs lab - 1.60carat, d-e/vs

60carat vs lab - 1.60carat, d-e/vs

£921.80
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14k yellow gold radiant - gold,

14k yellow gold radiant - gold,

£1083.78
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10carat vs lab grown - 3.10carat, d-e/vs

10carat vs lab grown - 3.10carat, d-e/vs

£1207.80
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14k white gold wedding - gold, ring

14k white gold wedding - gold, ring

£1206.48
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Diamond ring engagement lab - diamond,

Diamond ring engagement lab - diamond,

£1880.30
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Ladies carat gold on - ladies, 9

Ladies carat gold on - ladies, 9

£25.85
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Diamond wedding ring round cut - ring,

Diamond wedding ring round cut - ring,

£1746.00
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New 9ct yellow - gold, 15pt

New 9ct yellow - gold, 15pt

£119.99
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18carat white gold 33ct - white, 0.33ct

18carat white gold 33ct - white, 0.33ct

£499.00
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395 carat lab created - 4.395,

395 carat lab created - 4.395,

£65.00
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Radiant cut diamond wedding - radiant,

Radiant cut diamond wedding - radiant,

£1155.11
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Carat lab created diamond - 3.78,

Carat lab created diamond - 3.78,

£65.00
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Diamond ring wedding - ring, grown

Diamond ring wedding - ring, grown

£1825.40
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Igi certified lab grown vs - igi,

Igi certified lab grown vs - igi,

£1499.00
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3mm round brilliant - brilliant, natural

3mm round brilliant - brilliant, natural

£111.98
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Certified carat h si1 - carat,

Certified carat h si1 - carat,

£3109.25
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100 natural loose - natural, rough

100 natural loose - natural, rough

£26.40
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8mm round brilliant lab - 3.8mm,

8mm round brilliant lab - 3.8mm,

£69.34
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Diamond ring wedding lab grown - diamond,

Diamond ring wedding lab grown - diamond,

£1400.07
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Carat lab created diamond - lab,

Carat lab created diamond - lab,

£75.00
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Final sale 00ct vvs lab - final, 3.00ct

Final sale 00ct vvs lab - final, 3.00ct

£943.95
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Brilliant cut carat - carat, three

Brilliant cut carat - carat, three

£751.30
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Christmas offer 50ct d vvs - -, d/vvs

Christmas offer 50ct d vvs - -, d/vvs

£1888.95
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2mm round brilliant natural - 3.2mm,

2mm round brilliant natural - 3.2mm,

£115.10
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Diamond ring wedding gold lab - wedding,

Diamond ring wedding gold lab - wedding,

£1227.29
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80carat lab grown - de/vs,

80carat lab grown - de/vs,

£715.00
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950 platinum 00carat - 2.00carat, de/vs

950 platinum 00carat - 2.00carat, de/vs

£1376.19
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Carat diamond oval - 0.13,

Carat diamond oval - 0.13,

£19.25
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10carat vs lab grown - 3.10carat,

10carat vs lab grown - 3.10carat,

£1419.00
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Diamond ring wedding lab - wedding,

Diamond ring wedding lab - wedding,

£1554.12
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Carat color round - carat,

Carat color round - carat,

£48.42
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Lab grown diamond cvd - lab,

Lab grown diamond cvd - lab,

£2038.21
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Cert carat orangy - 0.66,

Cert carat orangy - 0.66,

£361.79
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Oval diamond ring 14k - ring,

Oval diamond ring 14k - ring,

£1246.47
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Carat diamond ring igi - 3,

Carat diamond ring igi - 3,

£1624.51
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14k white gold lab grown - 14k,

14k white gold lab grown - 14k,

£1675.98
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Engagement diamond 14k - diamond,

Engagement diamond 14k - diamond,

£1596.28
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Carat oval diamond ring - carat,

Carat oval diamond ring - carat,

£1750.84
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Diamond ring engagement lab - ring,

Diamond ring engagement lab - ring,

£1538.87
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Diamond band gold - diamond,

Diamond band gold - diamond,

£1531.34
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50carat lab grown - lab,

50carat lab grown - lab,

£1361.80
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18k white gold diamond - 18k,

18k white gold diamond - 18k,

£785.00
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Dainty igi 00ct lab - igi,

Dainty igi 00ct lab - igi,

£2299.00
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14k white gold lab grown - white,

14k white gold lab grown - white,

£1179.51
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Carat diamond wedding - carat,

Carat diamond wedding - carat,

£903.63
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90carat vs lab grown - 3.90carat,

90carat vs lab grown - 3.90carat,

£1537.80
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18carat white gold diamond - white,

18carat white gold diamond - white,

£950.00
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14carat white gold 33ct - white, 0.33ct

14carat white gold 33ct - white, 0.33ct

£549.00
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Diamond ring wedding gold lab - diamond,

Diamond ring wedding gold lab - diamond,

£1505.27
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Diamond engagement ring - engagement,

Diamond engagement ring - engagement,

£1349.61
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Carat brown gray si2 - 0.77,

Carat brown gray si2 - 0.77,

£190.05
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Diamond ring engagement lab - ring,

Diamond ring engagement lab - ring,

£1804.30
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Engagement ring lab grown - ring,

Engagement ring lab grown - ring,

£1986.03
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Round carat diamond - round, 3

Round carat diamond - round, 3

£1378.87
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Fine diamond engagement - engagement, ring

Fine diamond engagement - engagement, ring

£1624.08
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Carat radiant diamond - carat,

Carat radiant diamond - carat,

£1524.35
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Diamond ring engagement lab - engagement,

Diamond ring engagement lab - engagement,

£1539.88
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Carat emerald cut - 3,

Carat emerald cut - 3,

£2114.71
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Certified carat i vvs2 - carat,

Certified carat i vvs2 - carat,

£126.59
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18k white gold diamond trilogy - 18k,

18k white gold diamond trilogy - 18k,

£1240.00
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Diamond ring engagement - diamond, gold

Diamond ring engagement - diamond, gold

£1992.89
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Carat lab created diamond - 3.78,

Carat lab created diamond - 3.78,

£65.00
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2ct lab grown - lab, round

2ct lab grown - lab, round

£815.35
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Carat vivid green pear - 3,

Carat vivid green pear - 3,

£633.08
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14k yellow gold - gold, engagement

14k yellow gold - gold, engagement

£1197.27
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14k white gold - 14k, igi

14k white gold - 14k, igi

£1243.13
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Carat cushion cut diamond - 3,

Carat cushion cut diamond - 3,

£96.00
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00carat vs lab grown - d-e/vs,

00carat vs lab grown - d-e/vs,

£965.80
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📊96 listings · from £5.99 · avg £1055.48

Browse 96 3 carat diamond listings currently in our index. Prices range from £5.99 to £3109.25, with an average of £1055.48. 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: 3 carat solitaire diamond ring | 4 carat diamond ring | 9ct gold ring | aaa tanzanite rings | agate ring | ammolite rings | andalusite | angel coin | antique aquamarine rings | antique cameo rings

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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 £3109.25 — giving you a wide budget spread to work with. The average price of £1055.48 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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