For Sale USA

1 ct diamond ring

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1 ct diamond ring for sale on largest auction and classifieds sites

Home / / 1 ct diamond ring refurbished & used for sale | For Sale USA
1ct round earth mined - 1ct, diamond

1ct round earth mined - 1ct, diamond

$721.60
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Round cut lab created - lab,

Round cut lab created - lab,

$252.00
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Oval cut e - oval,

Oval cut e - oval,

$499.00
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Cushion cut diamond - ct,

Cushion cut diamond - ct,

$247.99
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Agi cert 06ct round - 2.06ct,

Agi cert 06ct round - 2.06ct,

$1490.00
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Solitaire engagement ring igi - engagement,

Solitaire engagement ring igi - engagement,

$1230.00
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Platinum agi 46ct round - 1.46ct,

Platinum agi 46ct round - 1.46ct,

$1360.00
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Igi cert 50ct - cert, 1.50ct

Igi cert 50ct - cert, 1.50ct

$1160.00
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Solitaire engagement ring - solitaire,

Solitaire engagement ring - solitaire,

$1060.00
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4ct radiant cut lab - 4ct,

4ct radiant cut lab - 4ct,

$63.00
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Agi cert 76ct - cert, round

Agi cert 76ct - cert, round

$1440.00
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4ct radiant cut - radiant, created

4ct radiant cut - radiant, created

$68.60
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Solitaire engagement ring - solitaire,

Solitaire engagement ring - solitaire,

$1330.00
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Round natural diamond - ct,

Round natural diamond - ct,

$372.88
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Prong solitaire round - prong,

Prong solitaire round - prong,

$288.00
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00ct cushion cut natural - 3.00ct,

00ct cushion cut natural - 3.00ct,

$500.00
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Lab grown round diamond - grown,

Lab grown round diamond - grown,

$682.54
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14k gold igi cert - cert., 2.25ct

14k gold igi cert - cert., 2.25ct

$1370.00
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Igi 60ct cushion solitaire - 1.60ct,

Igi 60ct cushion solitaire - 1.60ct,

$1480.00
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14k gold side stone engagement - gold,

14k gold side stone engagement - gold,

$1250.00
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Platinum 91ct cushion - 0.91ct,

Platinum 91ct cushion - 0.91ct,

$1210.00
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Igi cert 57ct cushion - igi, cert.

Igi cert 57ct cushion - igi, cert.

$1190.00
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Agi 1ct round side - agi, stone

Agi 1ct round side - agi, stone

$1160.00
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Solitaire engagement ring - solitaire,

Solitaire engagement ring - solitaire,

$1210.00
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79ct cushion lab grown - 1.79ct, lab-grown

79ct cushion lab grown - 1.79ct, lab-grown

$1230.00
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4ct radiant vs1 - radiant,

4ct radiant vs1 - radiant,

$1642.49
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5ct cushion cut - 3.5ct,

5ct cushion cut - 3.5ct,

$81.90
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Agi side stone - side,

Agi side stone - side,

$3570.00
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Certified round - ct, "

Certified round - ct, "

$145.00
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Round cut natural - 5.00,

Round cut natural - 5.00,

$569.00
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4ct radiant cut lab created - radiant,

4ct radiant cut lab created - radiant,

$185.79
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Certified ovel cut - "ovel, ct

Certified ovel cut - "ovel, ct

$135.00
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00ct princess cut natural - princess,

00ct princess cut natural - princess,

$287.36
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26ct oval solitaire - 2.26ct,

26ct oval solitaire - 2.26ct,

$1300.00
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14k white gold 63ct - white, 1.63ct

14k white gold 63ct - white, 1.63ct

$1190.00
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Engagement ring petite 14k - ring,

Engagement ring petite 14k - ring,

$1280.00
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Jared jewelers natural - natural, diamond

Jared jewelers natural - natural, diamond

$9500.00
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Solid 14k white gold - white,

Solid 14k white gold - white,

$318.00
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Cushion cut diamond - cushion,

Cushion cut diamond - cushion,

$275.20
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50ct oval cut - 2.50ct, natural

50ct oval cut - 2.50ct, natural

$530.00
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00ct round natural diamond - 5.00ct,

00ct round natural diamond - 5.00ct,

$321.75
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14k white gold engagement - white,

14k white gold engagement - white,

$1120.00
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Rare certified ct - 5.00, round

Rare certified ct - 5.00, round

$227.50
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3ct round cut - round,

3ct round cut - round,

$76.67
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Bridal wedding ring set 25ct - wedding, 3.25ct

Bridal wedding ring set 25ct - wedding, 3.25ct

$374.00
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3ct lab created vvs1 - lab-created, vvs1/d

3ct lab created vvs1 - lab-created, vvs1/d

$45.50
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2ct round cut lab created - round,

2ct round cut lab created - round,

$76.00
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Blue round diamond - blue,

Blue round diamond - blue,

$30.99
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Stone engagement ring solid - engagement,

Stone engagement ring solid - engagement,

$1370.00
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Igi princess lab - igi,

Igi princess lab - igi,

$799.00
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Solitaire engagement ring - engagement,

Solitaire engagement ring - engagement,

$1980.00
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Round cut lab - round, created

Round cut lab - round, created

$259.20
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3ct marquise cut - cut, lab

3ct marquise cut - cut, lab

$89.23
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Carat round solitaire - round,

Carat round solitaire - round,

$595.00
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1ct round cut - round, blue

1ct round cut - round, blue

$70.00
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Cushion cut natural - cushion,

Cushion cut natural - cushion,

$303.99
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Women 2ct princess cut - 2ct,

Women 2ct princess cut - 2ct,

$78.08
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Oval cut vs1 lab grown - ct, oval-cut

Oval cut vs1 lab grown - ct, oval-cut

$1780.23
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Art deco style 5ct - style, asscher

Art deco style 5ct - style, asscher

$67.90
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40 ct alternating - f,

40 ct alternating - f,

$874.99
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Cushion cut lab grown - cut,

Cushion cut lab grown - cut,

$1235.00
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Oval cut ef - oval-cut, lab

Oval cut ef - oval-cut, lab

$1935.99
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Side stone engagement ring - engagement, agi

Side stone engagement ring - engagement, agi

$1260.00
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2ct lab created vvs1 diamond - 2ct, vvs1/d

2ct lab created vvs1 diamond - 2ct, vvs1/d

$41.40
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5cttw round lab - 5cttw,

5cttw round lab - 5cttw,

$1788.00
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7ct cushion cut - cushion, vvs1

7ct cushion cut - cushion, vvs1

$70.00
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Cushion cut - ct,

Cushion cut - ct,

$91.74
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Round cut lab - ct,

Round cut lab - ct,

$74.20
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Round certified 50 ct - certified,

Round certified 50 ct - certified,

$135.00
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Certified round cut - ct,

Certified round cut - ct,

$114.75
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50ct round diamond halo - 1.50ct,

50ct round diamond halo - 1.50ct,

$119.68
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Ct genuine diamond - g,

Ct genuine diamond - g,

$1099.99
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00ct round cut natural - 2.00ct,

00ct round cut natural - 2.00ct,

$299.00
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Solitaire engagement ring 14k - engagement,

Solitaire engagement ring 14k - engagement,

$1456.15
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Round cut lab created - round, lab-created

Round cut lab created - round, lab-created

$81.18
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3ct round lab - 3ct,

3ct round lab - 3ct,

$67.00
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Vs1 carat oval lab - ct,

Vs1 carat oval lab - ct,

$2295.00
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5cttw round lab - 5cttw, grown

5cttw round lab - 5cttw, grown

$1645.00
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Solitaire engagement ring - solitaire,

Solitaire engagement ring - solitaire,

$3030.00
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Agi solitaire engagement ring - engagement,

Agi solitaire engagement ring - engagement,

$3490.00
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Ctw vs1 lab - ctw, ef/vs1

Ctw vs1 lab - ctw, ef/vs1

$2228.60
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4ct round lab created diamond - 4ct,

4ct round lab created diamond - 4ct,

$84.48
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Round cut diamond - round,

Round cut diamond - round,

$5700.00
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Solid 14k gold - 14k,

Solid 14k gold - 14k,

$1370.00
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Certified vvs1 2 ct - ct, oval

Certified vvs1 2 ct - ct, oval

$119.00
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Lab created 10ct princess - lab-created, 2.10ct

Lab created 10ct princess - lab-created, 2.10ct

$104.00
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Vs1 oval lab - 3.00, e

Vs1 oval lab - 3.00, e

$1395.00
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3ct radiant cut lab created - 3ct,

3ct radiant cut lab created - 3ct,

$100.51
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Asscher cut lab created - 3,

Asscher cut lab created - 3,

$83.44
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Vs1 lab grown - vs1,

Vs1 lab grown - vs1,

$112.33
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4ct oval cut lab - 4ct, created

4ct oval cut lab - 4ct, created

$64.00
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Agi side stone engagement - agi,

Agi side stone engagement - agi,

$3590.00
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925 silver gorgeous yellow - silver,,

925 silver gorgeous yellow - silver,,

$359.00
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Infinity shank ring ct - shank,

Infinity shank ring ct - shank,

$989.41
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Rare certified round - 20.00,

Rare certified round - 20.00,

$180.00
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Marquise cut vvs1 - marquise,

Marquise cut vvs1 - marquise,

$247.50
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📊96 listings · from $30.99 · avg $952.83

Browse 96 1 ct diamond ring listings currently in our index. Prices range from $30.99 to $9500, with an average of $952.83. 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 1 ct diamond ring →

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Everything you need to know about 1 ct diamond ring

Whether you are looking for a brand-new or second-hand 1 ct diamond 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 $30.99, while premium listings can reach $9500 — giving you a wide budget spread to work with. The average price of $952.83 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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