For Sale USA

18kt diamond ring

4

18kt diamond ring for sale on largest auction and classifieds sites

Home / Rings / 18kt diamond ring refurbished & used for sale | For Sale USA
Vintage 18kt cluster - (750), yg

Vintage 18kt cluster - (750), yg

$449.99
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18kt natural diamond ring - 18kt,

18kt natural diamond ring - 18kt,

$750.00
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18kt gold fancy diamond - 18kt,

18kt gold fancy diamond - 18kt,

$1700.00
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Digby iona 18kt 86 ct - iona, .86

Digby iona 18kt 86 ct - iona, .86

$2000.00
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Certified 440 si 5 22 - $25,440,

Certified 440 si 5 22 - $25,440,

$7850.00
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18kt white gold sapphire - gold,

18kt white gold sapphire - gold,

$699.00
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Gorgeous vintage rodney rayner - gorgeous,

Gorgeous vintage rodney rayner - gorgeous,

$2600.00
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Stern 18kt yellow - stern, gold

Stern 18kt yellow - stern, gold

$2550.00
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18kt white gold diamond ring - gold,

18kt white gold diamond ring - gold,

$1225.00
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Natural diamond ring 18kt - natural,

Natural diamond ring 18kt - natural,

$1107.00
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Alex sepkus 18kt - 18kt, ring

Alex sepkus 18kt - 18kt, ring

$3999.99
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Natural diamond ring - diamond, ring,18kt

Natural diamond ring - diamond, ring,18kt

$1174.50
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Women 18kt gold - women's, diamonds

Women 18kt gold - women's, diamonds

$9000.00
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Kat florence oval - florence, green

Kat florence oval - florence, green

$9088.00
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18kt white gold - 18kt, -levian-

18kt white gold - 18kt, -levian-

$999.99
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Ilana tanzanite and diamond - tanzanite,

Ilana tanzanite and diamond - tanzanite,

$599.00
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18kt white gold - 18kt,

18kt white gold - 18kt,

$550.00
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Vintage hildalgo 18kt - vintage, and

Vintage hildalgo 18kt - vintage, and

$1500.00
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18kt yellow gold - 18kt, and

18kt yellow gold - 18kt, and

$1695.00
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David yurman helena collection - helena,

David yurman helena collection - helena,

$220.28
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Stern 18kt noble - h,

Stern 18kt noble - h,

$3100.00
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18kt yellow gold natural - yellow,

18kt yellow gold natural - yellow,

$375.00
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18kt yellow gold diamond/ruby

18kt yellow gold diamond/ruby

$695.00
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18kt victorian diamond ring - victorian,

18kt victorian diamond ring - victorian,

$399.00
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Tiffany etoile 18kt - tiffany, &

Tiffany etoile 18kt - tiffany, &

$1998.99
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Modern cttw diamond - cttw,

Modern cttw diamond - cttw,

$3970.00
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Italian style 35cttw diamond - style,

Italian style 35cttw diamond - style,

$50480.00
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Gold ct diamond - ct, ring

Gold ct diamond - ct, ring

$1300.00
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18k gold solitaire - 18k,

18k gold solitaire - 18k,

$1250.00
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Fine 18kt gold - fine, pave

Fine 18kt gold - fine, pave

$1050.00
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Diamond sunflower ring - sunflower,

Diamond sunflower ring - sunflower,

$159.00
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White gold invisible - kt,

White gold invisible - kt,

$2150.00
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Circa diamond ring - 60’s,

Circa diamond ring - 60’s,

$7300.00
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18kt white gold diamond ring - 18kt, 2

18kt white gold diamond ring - 18kt, 2

$7124.99
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Zales signature 18kt - signature, white

Zales signature 18kt - signature, white

$1699.00
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18kt white gold - estate, .26ct

18kt white gold - estate, .26ct

$450.00
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18kt yellow gold - yellow, 3.97ct

18kt yellow gold - yellow, 3.97ct

$6000.00
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White gold ring with - white,

White gold ring with - white,

$590.00
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18kt diamond ring 77ct - diamond, 1.77ct

18kt diamond ring 77ct - diamond, 1.77ct

$17499.00
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18kt white gold round blue - gold,

18kt white gold round blue - gold,

$2100.00
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18kt yellow gold and 2ctw - 18kt, vs

18kt yellow gold and 2ctw - 18kt, vs

$4999.99
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18kt white gold 00ctw - white,

18kt white gold 00ctw - white,

$1855.00
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Konstantino women callas - women's,

Konstantino women callas - women's,

$1099.95
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Estate 18kt white gold - white,

Estate 18kt white gold - white,

$498.00
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18kt yellow gold - 18kt,

18kt yellow gold - 18kt,

$874.50
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Toteme solid 18kt yellow - solid,

Toteme solid 18kt yellow - solid,

$999.99
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Vintage 18kt 750 - vintage,

Vintage 18kt 750 - vintage,

$499.99
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3gr 18kt white - 5.3gr,

3gr 18kt white - 5.3gr,

$449.00
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Carat natural fancy - 0.21,

Carat natural fancy - 0.21,

$1599.00
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18kt yellow gold blue - , stone

18kt yellow gold blue - , stone

$995.00
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Estate 18kt white gold - 18kt,

Estate 18kt white gold - 18kt,

$249.00
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Solid yellow gold - kt,

Solid yellow gold - kt,

$549.99
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18kt yellow gold - yellow, diamond

18kt yellow gold - yellow, diamond

$2695.00
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Tiffany 18 kt - &,

Tiffany 18 kt - &,

$3500.00
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Tcw diamond band - 18,

Tcw diamond band - 18,

$3400.00
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Martha rocha kunzite - kt,

Martha rocha kunzite - kt,

$2225.00
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Tiffany diamond gold platinum - diamond,

Tiffany diamond gold platinum - diamond,

$1750.00
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Solid platinum 18kt - &, gold

Solid platinum 18kt - &, gold

$1000.00
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18kt rose gold - 18kt, diamond

18kt rose gold - 18kt, diamond

$5500.00
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18kt carat vintage estate - 2.7,

18kt carat vintage estate - 2.7,

$2450.00
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White gold open swirl - gold,

White gold open swirl - gold,

$2672.00
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18kt white gold natural - 18kt,

18kt white gold natural - 18kt,

$9950.00
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18kt yellow gold - yellow, diamond

18kt yellow gold - yellow, diamond

$3704.99
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Created yellow diamond - ct,

Created yellow diamond - ct,

$189.99
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18kt white gold - gold, two

18kt white gold - gold, two

$1190.00
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Roberto coin authentic - coin,

Roberto coin authentic - coin,

$900.00
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H vs1 natural - 0.30, dainty

H vs1 natural - 0.30, dainty

$1701.00
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Hidalgo 18kt black - 18kt, black/white

Hidalgo 18kt black - 18kt, black/white

$1200.00
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Oval diamond ring - ring, with

Oval diamond ring - ring, with

$4000.00
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18kt diamond ring small - yg,

18kt diamond ring small - yg,

$499.00
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Antique white gold - antique, 18

Antique white gold - antique, 18

$499.00
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18kt yellow gold princess cut - yellow,

18kt yellow gold princess cut - yellow,

$1025.99
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18kt gold fancy yellow - &,

18kt gold fancy yellow - &,

$7000.00
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40ct diamond ring 18kt - diamond,

40ct diamond ring 18kt - diamond,

$15000.00
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18kt yellow gold

18kt yellow gold

$1495.00
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18kt diamond ring - 18kt, 5

18kt diamond ring - 18kt, 5

$399.00
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W bezel set - 0.10, t.w.

W bezel set - 0.10, t.w.

$99.00
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18kt white gold diamond - gold,

18kt white gold diamond - gold,

$8549.99
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18kt solid white gold - solid,

18kt solid white gold - solid,

$450.00
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18kt yellow gold diamond - yellow,

18kt yellow gold diamond - yellow,

$1804.99
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Ross simons t - ross-simons, ct.

Ross simons t - ross-simons, ct.

$80.00
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18kt white gold diamond - 18kt,

18kt white gold diamond - 18kt,

$999.99
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Gold diamond ring 1 - diamond,

Gold diamond ring 1 - diamond,

$4800.00
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18kt yellow gold and - gold,

18kt yellow gold and - gold,

$1529.15
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18kt vintage diamond - 18kt,

18kt vintage diamond - 18kt,

$900.00
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Created yellow diamond - ct,

Created yellow diamond - ct,

$289.99
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Elegance marquise cut - ct,

Elegance marquise cut - ct,

$315.37
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Rope twist ring gold - rope, kt

Rope twist ring gold - rope, kt

$22.50
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Late victorian kt - late, 17-18

Late victorian kt - late, 17-18

$655.00
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Stunning 18kt yellow gold - stunning,

Stunning 18kt yellow gold - stunning,

$1895.00
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18kt white gold natural - 18kt,

18kt white gold natural - 18kt,

$1204.87
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Van cleef arpels - van, &

Van cleef arpels - van, &

$1469.05
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Natural diamond ring 18kt - ring,,

Natural diamond ring 18kt - ring,,

$1771.87
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Unusual vintage kt - vintage,, gold

Unusual vintage kt - vintage,, gold

$725.00
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18kt yellow white - 18kt, yellow/white

18kt yellow white - 18kt, yellow/white

$1485.00
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18kt white gold - 18kt, 6

18kt white gold - 18kt, 6

$449.99
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Looking for more 18kt diamond ring?

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📊96 listings · from $22.5 · avg $2891.25
⚠️ These listings were last updated more than 10 days ago. Search for fresh listings

Browse 96 18kt diamond ring listings currently in our index. Prices range from $22.5 to $50480, with an average of $2891.25. 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 18kt diamond ring →

Try this: daimond engagement ring | womens ring | disney belle wedding ring set | red jade ring | 11 9 tanzanite diamond ring | real opal diamond ring | silver stones rings | morganite diamond ring | authentic silver rings | real silver children s rings

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Everything you need to know about 18kt diamond ring

Whether you are looking for a brand-new or second-hand 18kt 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 $22.5, while premium listings can reach $50480 — giving you a wide budget spread to work with. The average price of $2891.25 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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