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Diamond 1 30 carat

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Diamond 1 30 carat for sale on largest auction and classifieds sites

Home / Rings / Diamond 1 30 carat refurbished & used for sale | For Sale USA
Women engagement wedding - engagement,

Women engagement wedding - engagement,

$3000.00
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Rare certified round - certified,

Rare certified round - certified,

$189.00
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Certified ct stunning - ct,

Certified ct stunning - ct,

$144.00
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Certified carat f vs1 - f,

Certified carat f vs1 - f,

$744.55
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18k white gold - white, diamond

18k white gold - white, diamond

$2500.00
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Certified carat d - carat,

Certified carat d - carat,

$220.49
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Certified carat vs2 round - 0.73,

Certified carat vs2 round - 0.73,

$910.00
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Certified carat f - 0.80,

Certified carat f - 0.80,

$896.69
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Certified carat d color - carat,

Certified carat d color - carat,

$661.49
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Darry ring gia certified - ring,

Darry ring gia certified - ring,

$529.99
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Round cut diamond natural - round,

Round cut diamond natural - round,

$275.00
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Certified carat e color - certified,

Certified carat e color - certified,

$2204.99
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Lab grown diamond round - grown, cut

Lab grown diamond round - grown, cut

$293.15
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Oval cut lab - oval, created

Oval cut lab - oval, created

$385.95
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Pcs loose lab - 30, cvd

Pcs loose lab - 30, cvd

$39.99
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4ct certified cushion - 4ct,

4ct certified cushion - 4ct,

$101.25
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Cert carat yellow brown - 1.00,

Cert carat yellow brown - 1.00,

$724.49
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Cert carat fancy yellow - 1.64,

Cert carat fancy yellow - 1.64,

$1269.74
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Rare certified ct treated - rare,

Rare certified ct treated - rare,

$96.29
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Certified treated off - 30,

Certified treated off - 30,

$399.00
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Certified radiant cut - 3.25,

Certified radiant cut - 3.25,

$107.99
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Rare ct certified - rare,

Rare ct certified - rare,

$166.50
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Rare certified radiant - ct,

Rare certified radiant - ct,

$144.00
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Rare ct certified - rare,

Rare ct certified - rare,

$234.00
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Rare certified cushion - rare,

Rare certified cushion - rare,

$136.79
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Certified carat e si1 - 1.78,

Certified carat e si1 - 1.78,

$2249.99
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Diamond engagement band gold - band,

Diamond engagement band gold - band,

$865.83
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925 sterling silver 20 - .925,

925 sterling silver 20 - .925,

$182.99
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Pcs lot fancy brown color - 30,

Pcs lot fancy brown color - 30,

$30.25
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88ct round lab grown - lab,

88ct round lab grown - lab,

$873.20
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Pcs lot fancy - 30,

Pcs lot fancy - 30,

$23.75
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Rare treated off white - off,

Rare treated off white - off,

$123.74
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Certified carat g - carat, color

Certified carat g - carat, color

$1085.24
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Carat round lab grown - 30,

Carat round lab grown - 30,

$8800.00
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Rare certified radiant - ct,

Rare certified radiant - ct,

$166.50
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Rare certified oval - 5.40,

Rare certified oval - 5.40,

$152.99
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Killiecrankie diamond 30 - killiecrankie, 6.30

Killiecrankie diamond 30 - killiecrankie, 6.30

$451.65
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Rare certified treated - 8.25,

Rare certified treated - 8.25,

$162.00
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Certified ct treated - certified,

Certified ct treated - certified,

$109.99
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200 pcs lot round - pcs, cut

200 pcs lot round - pcs, cut

$24.84
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Natural diamond round shape - natural,

Natural diamond round shape - natural,

$199.99
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Rare certified white - ct,

Rare certified white - ct,

$206.99
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Rare certified white - rare,

Rare certified white - rare,

$265.49
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Rare off white diamond - rare, ct

Rare off white diamond - rare, ct

$166.49
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Round cut natural - ct,

Round cut natural - ct,

$148.00
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Rare certified radiant - rare, ct

Rare certified radiant - rare, ct

$126.00
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Treated round cut - 6.65, ct

Treated round cut - 6.65, ct

$116.99
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Certified off white - 5.50,

Certified off white - 5.50,

$143.99
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Rare certified white - certified,

Rare certified white - certified,

$233.99
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Rare certified off - rare,

Rare certified off - rare,

$161.99
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Certified round cut - 5.10,

Certified round cut - 5.10,

$162.00
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Carat total diamond - carat,

Carat total diamond - carat,

$240.00
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Carat lab grown raw diamond - grown,

Carat lab grown raw diamond - grown,

$132.91
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Rare cushion white - rare, 4.90

Rare cushion white - rare, 4.90

$139.50
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Rare certified radiant - rare, ct

Rare certified radiant - rare, ct

$157.50
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Designer off white - 2.55,

Designer off white - 2.55,

$103.94
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Certified carat d - certified, 1.02

Certified carat d - certified, 1.02

$661.49
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Rare certified oval - rare, 4.10

Rare certified oval - rare, 4.10

$106.00
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Rare certified white - rare,

Rare certified white - rare,

$153.00
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Rare certified off - rare,

Rare certified off - rare,

$121.50
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Diamond wedding ring - diamond,

Diamond wedding ring - diamond,

$1987.64
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Carat black brilliant - brilliant, cut

Carat black brilliant - brilliant, cut

$75.00
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Certified ct lovely - 8.00,

Certified ct lovely - 8.00,

$139.50
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Rare ct certified - 10.00,

Rare ct certified - 10.00,

$144.00
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18k white gold round - 18k,

18k white gold round - 18k,

$375.00
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Certified off white - 12.10, ct

Certified off white - 12.10, ct

$202.50
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Rare certified white - rare,

Rare certified white - rare,

$387.00
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Rare certified white - rare,

Rare certified white - rare,

$189.00
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Natural 30ct old european - natural,

Natural 30ct old european - natural,

$290.00
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Certified oval cut - 7.25, ct

Certified oval cut - 7.25, ct

$167.39
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Certified princess cut - princess,

Certified princess cut - princess,

$144.00
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Lapidary diamond powder 25ct - diamond,

Lapidary diamond powder 25ct - diamond,

$5.95
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Carats diamond earrings - .30,

Carats diamond earrings - .30,

$125.00
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Gia 66ctw round - round, diamond

Gia 66ctw round - round, diamond

$755.99
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Rare certified ct - rare, 6.50

Rare certified ct - rare, 6.50

$134.99
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Carats champagne treated - carats,

Carats champagne treated - carats,

$143.99
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Natural white diamond - natural,

Natural white diamond - natural,

$24.50
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Rare certified white - rare,

Rare certified white - rare,

$152.99
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Rare certified off - rare, ct

Rare certified off - rare, ct

$130.50
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31ctw round diamond - round,

31ctw round diamond - round,

$2099.99
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Rare treated white - rare, 8.30

Rare treated white - rare, 8.30

$179.99
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Certified carat g si1 - carat,

Certified carat g si1 - carat,

$1837.49
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14k yellow gold solid 1mm - yellow,

14k yellow gold solid 1mm - yellow,

$6092.93
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Gia 85ctw pear - gia,

Gia 85ctw pear - gia,

$755.99
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Gia certified old european - certified,

Gia certified old european - certified,

$121.50
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Rare certified white - rare, 2.80

Rare certified white - rare, 2.80

$121.50
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Rare certified off - rare, 12.00

Rare certified off - rare, 12.00

$243.00
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Rare treated round cut - ct,

Rare treated round cut - ct,

$310.00
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Rare certified radiant - certified,

Rare certified radiant - certified,

$134.99
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Radiant cut certified - 2.80,

Radiant cut certified - 2.80,

$89.09
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Pcs lot round cut - 30,

Pcs lot round cut - 30,

$24.84
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Natural white diamond 2x2 - white,

Natural white diamond 2x2 - white,

$23.05
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Rare certified ct - 6.00,

Rare certified ct - 6.00,

$126.00
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Natural white diamond - 1, ct

Natural white diamond - 1, ct

$26.46
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Natural earth mined loose - natural,

Natural earth mined loose - natural,

$115.50
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Rare certified treated - rare, 30

Rare certified treated - rare, 30

$299.51
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Looking for more diamond 1 30 carat?

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📊96 listings · from $5.95 · avg $558.36

Browse 96 diamond 1 30 carat listings currently in our index. Prices range from $5.95 to $8800, with an average of $558.36. 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 diamond 1 30 carat →

Try this: gold pearl diamond ring | 2 stocking rings | ring mars valentine | wedding band 6 | 10k white solid gold set | jewelry garnet ring | woman s ring | diamond engagement ring 1 5ct | single solitaire diamond ring | buying sterling silver rings

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Everything you need to know about diamond 1 30 carat

Whether you are looking for a brand-new or second-hand diamond 1 30 carat, 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 $5.95, while premium listings can reach $8800 — giving you a wide budget spread to work with. The average price of $558.36 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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