For Sale USA

18 carat engagement ring

4

18 carat engagement ring for sale on largest auction and classifieds sites

Home / / 18 carat engagement ring refurbished & used for sale | For Sale USA
Igi round cut vs1 - igi, 3

Igi round cut vs1 - igi, 3

$1477.23
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Gia round diamond solitaire - gia,

Gia round diamond solitaire - gia,

$13168.17
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Carat diamond ring - carat, gold

Carat diamond ring - carat, gold

$4500.00
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Moissanite bridal set - bridal,

Moissanite bridal set - bridal,

$232.90
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Halo engagement ring - halo, 18k

Halo engagement ring - halo, 18k

$2115.08
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Solitaire engagement ring - engagement,

Solitaire engagement ring - engagement,

$2049.30
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Engagement ring classic 18k - engagement,

Engagement ring classic 18k - engagement,

$3288.60
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Classic engagement ring 18k - engagement,

Classic engagement ring 18k - engagement,

$3513.07
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Engagement ring 18k white - engagement, gold

Engagement ring 18k white - engagement, gold

$4158.00
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18k white gold engagement - gold, ring

18k white gold engagement - gold, ring

$2891.70
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Stone engagement ring - ring, solid

Stone engagement ring - ring, solid

$3452.76
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18k gold solitaire engagement - 18k,

18k gold solitaire engagement - 18k,

$2706.82
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Solitaire engagement ring 18k - ring,

Solitaire engagement ring 18k - ring,

$2636.93
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18k gold solitaire engagement - gold,

18k gold solitaire engagement - gold,

$1573.20
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Art deco style 5ct asscher - deco,

Art deco style 5ct asscher - deco,

$81.90
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18k white gold lab - white, e

18k white gold lab - white, e

$1825.12
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Engagement ring trellis 18k - ring,

Engagement ring trellis 18k - ring,

$5886.50
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Side stone engagement ring - side,

Side stone engagement ring - side,

$4772.57
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Solitaire engagement ring set - solitaire,

Solitaire engagement ring set - solitaire,

$4774.77
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Stone engagement ring solid - engagement,

Stone engagement ring solid - engagement,

$3174.38
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Halo side stone - side, engagement

Halo side stone - side, engagement

$4262.79
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Diamond stone engagement - 3,

Diamond stone engagement - 3,

$5400.00
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Pear cut clear - cut, halo

Pear cut clear - cut, halo

$2000.00
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Solitaire engagement ring set - engagement,

Solitaire engagement ring set - engagement,

$4177.17
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Side stone engagement ring - engagement,

Side stone engagement ring - engagement,

$2729.76
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Yellow gold oval clear - gold,

Yellow gold oval clear - gold,

$20.00
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Carat pear cut lab - pear,

Carat pear cut lab - pear,

$2297.34
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18k yellow gold marquise - 18k,

18k yellow gold marquise - 18k,

$2948.78
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Beautiful carat natural - 1,

Beautiful carat natural - 1,

$1600.00
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18k yellow gold - 18k, wedding

18k yellow gold - 18k, wedding

$1532.84
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Diamond women ring 18k yellow - women,

Diamond women ring 18k yellow - women,

$1609.36
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Gia certified carats - gia,

Gia certified carats - gia,

$1000.00
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Engagement ring oval cut - oval, lab

Engagement ring oval cut - oval, lab

$1597.65
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18k white gold - gold, lab

18k white gold - gold, lab

$1887.64
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Diamond cvd engagement - cvd, 3

Diamond cvd engagement - cvd, 3

$1877.97
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Engagement ring 18k - ring,

Engagement ring 18k - ring,

$2779.32
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Diamond engagement ring 10 - engagement, 2.10

Diamond engagement ring 10 - engagement, 2.10

$1405.60
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18k white gold - gold, cut

18k white gold - gold, cut

$1172.30
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Diamond ring engagement gold - diamond,

Diamond ring engagement gold - diamond,

$1719.07
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Carat center - 18,

Carat center - 18,

$3500.00
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Carat igi princess - cut, lab

Carat igi princess - cut, lab

$945.00
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18k gold engagement ring - gold,

18k gold engagement ring - gold,

$3610.08
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18k white gold - white, engagement

18k white gold - white, engagement

$4853.95
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18k white gold - 18k,

18k white gold - 18k,

$4244.66
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14k white gold - gold, lab

14k white gold - gold, lab

$1610.64
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20ct oval cut vs - oval, lab

20ct oval cut vs - oval, lab

$2229.99
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18k yellow gold cushion - cushion, cut

18k yellow gold cushion - cushion, cut

$2620.47
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Engagement diamond 18k - engagement, yellow

Engagement diamond 18k - engagement, yellow

$2605.10
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18k white gold - white,

18k white gold - white,

$1377.85
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Engagement ring diamond 18k - engagement,

Engagement ring diamond 18k - engagement,

$3915.74
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Diamond engagement ring 18k - ring,

Diamond engagement ring 18k - ring,

$1156.74
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Igi certified carat princess - 2,

Igi certified carat princess - 2,

$947.65
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18k gold carat - 1.27,

18k gold carat - 1.27,

$2500.00
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18k white gold engagement - gold, ring

18k white gold engagement - gold, ring

$1795.30
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Engagement ring 18k gold - engagement,

Engagement ring 18k gold - engagement,

$2595.28
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18k white gold oval - 18k,

18k white gold oval - 18k,

$1597.72
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Engagement ring 18k gold - engagement,

Engagement ring 18k gold - engagement,

$1850.98
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18k yellow gold - diamond, oval

18k yellow gold - diamond, oval

$1275.49
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18k white gold - oval, lab

18k white gold - oval, lab

$1993.50
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18k white gold - oval, cut

18k white gold - oval, cut

$1229.46
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Lady diamond engagement - lady's,

Lady diamond engagement - lady's,

$4499.00
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Engagement ring carat - ring, 1.80

Engagement ring carat - ring, 1.80

$1430.29
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Diamond ring gold lab grown - diamond,

Diamond ring gold lab grown - diamond,

$3107.10
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Diamond engagement ring 18k - engagement,

Diamond engagement ring 18k - engagement,

$1404.08
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14k white gold igi certified - 14k,

14k white gold igi certified - 14k,

$1787.20
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18k yellow gold - 18k, pear

18k yellow gold - 18k, pear

$3144.18
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Engagement ring 18k yellow - ring,

Engagement ring 18k yellow - ring,

$1660.42
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Engagement ring 18k - ring, gold

Engagement ring 18k - ring, gold

$1611.00
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Three stone unique - stone,

Three stone unique - stone,

$3575.00
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18k yellow gold diamond - 18k,

18k yellow gold diamond - 18k,

$1943.61
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Engagement ring carat - engagement, igi

Engagement ring carat - engagement, igi

$1612.20
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Oval cut diamond ring - oval,

Oval cut diamond ring - oval,

$1507.19
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Wedding ring carat - carat, igi

Wedding ring carat - carat, igi

$972.00
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00ct vs1 oval cut - 6.00ct,

00ct vs1 oval cut - 6.00ct,

$2275.25
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14k yellow gold lab grown - lab,

14k yellow gold lab grown - lab,

$1008.18
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Vs1 round lab grown - ct,

Vs1 round lab grown - ct,

$2275.25
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Round cut engagement ring 20 - round, 1.20

Round cut engagement ring 20 - round, 1.20

$1420.70
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Engagement ring carat - ring, 18k

Engagement ring carat - ring, 18k

$1880.70
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Prong solitaire round - ct,

Prong solitaire round - ct,

$2900.00
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Lab grown diamond cvd - lab,

Lab grown diamond cvd - lab,

$959.65
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Wedding ring carat lab - ring, 4

Wedding ring carat lab - ring, 4

$1608.66
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Diamond engagement ring lab - diamond,

Diamond engagement ring lab - diamond,

$2069.68
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Engagement ring carat oval - engagement,

Engagement ring carat oval - engagement,

$1407.21
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14k white gold lab created - white,

14k white gold lab created - white,

$1504.33
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18k white gold engagement - engagement, ring

18k white gold engagement - engagement, ring

$1790.16
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Engagement diamond ring lab - diamond,

Engagement diamond ring lab - diamond,

$1730.48
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Engagement ring carat - engagement,

Engagement ring carat - engagement,

$1169.12
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Carat pear cut - pear,

Carat pear cut - pear,

$1715.88
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Cushion diamond engagement - diamond,

Cushion diamond engagement - diamond,

$1159.65
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14k yellow gold - yellow, lab

14k yellow gold - yellow, lab

$3897.60
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Engagement ring carat igi - 1.40,

Engagement ring carat igi - 1.40,

$1371.44
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Engagement ring carat - engagement,

Engagement ring carat - engagement,

$1573.91
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Carat certified round - carat,

Carat certified round - carat,

$1888.00
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Engagement ring carat igi - 2,

Engagement ring carat igi - 2,

$1687.07
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Gorgeous cts round - gorgeous,

Gorgeous cts round - gorgeous,

$1605.50
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18k yellow gold ring 25 - gold,

18k yellow gold ring 25 - gold,

$2298.99
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📊96 listings · from $20 · avg $2377.11

Browse 96 18 carat engagement ring listings currently in our index. Prices range from $20 to $13168.17, with an average of $2377.11. 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 18 carat engagement ring →

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Everything you need to know about 18 carat engagement ring

Whether you are looking for a brand-new or second-hand 18 carat engagement ring, 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 $20, while premium listings can reach $13168.17 — giving you a wide budget spread to work with. The average price of $2377.11 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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