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White gold silver round red - silver,
$122.00
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Oval cut natural ruby - 5.30,
$294.00
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Oval cut natural ruby - cut,
$294.00
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Emerald cut natural - 2.00, ct
$297.00
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Lab created ruby - lab,
$26.96
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Gia natural 39cts - 11.39cts, zambian
$11999.99
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18k white gold ring with - white,
$3750.00
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Emerald cut natural - 4.00, ct
$297.00
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Oval cut natural red - 3.00,
$325.66
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Cushion cut natural - cut,
$297.00
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Oval cut natural ruby - ct,
$149.49
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Ctw natural ruby - 0.75,
$58.60
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Classic 14k solid - yellow, gold
$263.49
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Oval cut natural ruby - 3.00,
$288.00
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Oval cut natural ruby - ct,
$299.40
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Ctw red ruby diamond bug - red,
$140.00
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Cushion cut natural - ct,
$50.00
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Emerald cut natural - 6.8, ct
$162.49
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Cushion natural ruby - natural,
$108.00
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Natural ruby diamond ring - &,
$303.55
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Men octagon mma - octagon,
$180.00
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Ctw natural ruby - ctw,
$60.63
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Natural extra fine ruby - natural,
$215.11
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10k yellow gold ruby - yellow,
$399.99
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Luxury natural ruby round cut - luxury,
$469.00
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Oval cut natural ruby - oval,
$214.80
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Natural ruby diamond ring - diamond,
$306.15
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3ct oval cut lab created - 3ct,
$93.49
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Heart cut natural pink - ct,
$297.00
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Oval cut natural ruby - 2.20,
$297.00
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Igl certified ct - certified, 4.30
$299.40
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Round cut natural - 15,
$422.25
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Men prancing horse - prancing, shield
$150.00
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Igl certified ct natural - igl, 4.30
$249.24
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Vintage 18k solid - vintage,
$650.00
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Igl certified ct - igl,
$249.74
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14k yellow gold round cut - 14k,
$69.30
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Igl certified ct natural - igl,
$248.24
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Cushion cut natural - 4.72,
$168.00
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Oval natural ruby - natural,
$321.30
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Cushion cut natural - ct,
$96.00
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Natural ruby diamond - natural,
$405.65
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3ct oval cut - fire, opal
$43.60
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2ct lab created round - 2ct,
$38.15
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14k yellow gold over - 14k, 2.90ct
$45.37
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Estate 14k yellow gold one - yellow,
$1395.00
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Igl certified ct natural - 5.00,
$249.50
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14k yellow gold round - gold,
$33.99
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Luxury natural ruby emerald - natural,
$495.00
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Estate 05ct ruby - estate,
$4530.00
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Luxury natural ruby heart cut - luxury,
$463.00
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Oval cut natural ruby - oval,
$206.80
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Genuine cts ruby - genuine, 0.68
$340.00
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Cushion cut 68ct natural - 14.68ct,
$495.00
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Real natural ruby - ct,
$162.00
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Round cut natural - 1.50,
$297.00
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2ct round lab created red - round,
$63.40
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Single 14k yellow gold half - single,
$495.00
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30ct oval cut - natural, &
$944.51
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Marquise cut natural - ct,
$212.49
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Oval cut natural ruby - ct,
$146.91
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2ct lab created ruby - ruby, diamond
$29.40
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00ct oval cut - oval, red
$315.00
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Oval cut natural ruby - ct,
$264.80
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3ct lab created ruby diamond - lab,
$47.45
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14k solid yellow gold bridal - 14k,
$313.49
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Real natural ruby - natural,
$157.50
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Red ruby with natural - ruby,
$6088.00
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Art deco style - art, lab
$74.44
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Pink star ruby - star, diamond
$58.14
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David yurman sterling silver - david,
$319.00
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Emerald cut natural - ct,
$138.74
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Oval cut natural ruby - cut,
$183.49
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2ct cushion cut - 2ct, natural
$989.10
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18k yellow gold round cut - yellow, 0.99
$92.40
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Cushion cut natural - ct,
$374.25
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Lot certified natural - 56,
$53.12
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Oval cut natural ruby - ct,
$490.00
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Pcs natural ruby 8mm - 10,
$23.99
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2ct round cut red - 2ct,
$52.50
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100 pcs natural ruby - ruby, 1.5mm
$29.99
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Oval cut natural - ct,
$297.00
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3ct round cut created - round, ruby
$61.16
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Lab created red ruby - lab,
$63.80
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5ct lab created - lab, red
$41.65
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4ct lab created ruby diamond - ruby,
$30.80
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Oval cut natural ruby - cut,
$176.12
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50ct lab created ruby - 1.50ct, &
$214.92
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3ct lab created - ruby, diamond
$54.74
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Victorian 14k yellow gold - yellow,
$699.00
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8ct round cut - 8ct, ruby
$99.88
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5ct oval lab created ruby - lab,
$152.09
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10ct lab created red ruby - lab-created, &
$43.60
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14k yellow gold - gold, 2ct
$87.99
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20tcw round cut - 20tcw, lab
$459.99
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Pear cut natural - 3.80, ct
$274.00
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Looking for more ruby diamond?
Search eBay live — fresh results filtered for the best value, updated every hour.
Browse 96 ruby diamond listings currently in our index. Prices range from $23.99 to $11999.99, with an average of $509.35. 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 ruby diamond →
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Whether you are looking for a brand-new or second-hand ruby 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 $23.99, while premium listings can reach $11999.99 — giving you a wide budget spread to work with. The average price of $509.35 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.