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4ct oval cut lab created - 4ct, lab-created
$89.99
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Premium 35ct oval cut lab - 6.35ct,
$323.86
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Neil lane carat diamond - neil, 3/4
$5000.00
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Gia certified carat pear cut - gia, 3,carat
$488.00
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3ct round lab created diamond - round,
$89.99
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4ct oval cut lab created - 4ct,
$89.99
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Shars carat 8 x 3 - 3/4,
$25.95
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4ct oval cut lab created - oval,
$89.99
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Princess cut vs1 lab - vs1,
$1398.00
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Carat x 3 - x,
$25.32
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Cvd lab grown - lab,
$192.00
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Igi certificate emerald - igi, cut
$160.00
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Carat lab created diamond - carat,
$925.00
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Carat lab created - 3-4,
$127.20
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Diamond solitaire necklace - diamond,
$403.92
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Carat premium lab grown - lab,
$75.24
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Stone engagement ring solid - ring,
$2813.03
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Stone engagement ring 14k - 3-stone,
$3265.92
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Carat oval cut lab - carat,
$1413.39
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14k yellow gold - yellow,
$823.70
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Carat round lab - round, grown
$560.00
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Carat x 3 - 3/4,
$51.07
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Halo stone engagement ring - 3-stone,
$2977.92
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14k rose gold carat lab - 3/4,
$1224.00
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Natural loose round brilliant - loose,
$399.00
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14k white gold 4 carat - 1,
$820.00
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Carat hand diamond - --3/4,
$33.85
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Side stone engagement ring 14k - side,
$3524.62
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Lab created blue diamond 4 - created,
$103.20
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Tru maxx single point - single, lapped
$150.00
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14k gold hidden halo - 14k,
$923.99
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Carat oval cut color - cut, vvs2
$99.00
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14k gold carat - 3/4, lab
$784.00
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Carat round lab grown igi - 3/4,
$665.99
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Shars carat x - 1/4, 3/8"
$14.95
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Carat pear cut igi certified - pear,
$1700.49
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Carat x 2 single - 3/4, 7/16
$51.07
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Carat platinum diamond - carat,
$1750.00
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14k gold carat lab - carat,
$3619.99
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Lab grown diamond - lab,
$557.99
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Carat x 6 single - carat, 3/8
$19.25
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Diamond simulant heart ring - diamond,
$29.99
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Carat x 3 single - 3/4,
$27.26
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Carat lab created diamond - lab,
$3800.00
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Norton diamond dresser 4 - norton,
$35.00
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2ct pear cut lab - pear-cut, created
$89.99
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14k gold carat lab - 14k, 3/4
$1360.00
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Carat x 3 single - carat, 7/16
$17.40
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Platinum carat round - platinum, 3/4
$4959.00
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Carat hand diamond dresser - hand,
$31.85
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2ct round lab created - 2ct,
$89.99
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Cert carat vivid blue - 1.18,
$1799.99
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Carat x 6 single - 3/4,
$19.25
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Carat 8 x 2 single - 3/4, 3/8
$55.22
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Carat natural rough - carat,
$300.00
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Carat shiny diamond - carat,
$794.00
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Sparkling 10k white gold 4 - sparkling,
$1600.00
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Carat x 3 - x, single
$24.16
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Carat natural diamond - carat,
$144.99
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4 carat oval cut - 1,, lab
$643.00
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14k rose gold carat - gold, lab
$1488.00
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14k white gold - white,
$313.99
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14k white gold carat lab - 14k,
$480.99
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Carat champagne white - 3/4,
$164.00
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14k gold carat blue - gold, and
$2536.00
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14k rose gold - 14k,
$1316.00
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Carat f si1 natural - 2,
$6673.00
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Diamond earrings 14k - diamond,
$489.00
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Carat 10k solid rose - in,
$5525.37
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14k yellow gold carat - gold,
$1460.00
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Carat lab created diamond - 3/4,
$1125.00
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Carat natural round cut - 3/4,
$6375.00
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Carat lab grown - 3.00, 3
$1995.00
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Natural white diamond - natural,
$195.00
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Carat affordable round - 1,
$1838.00
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Carat natural round cut - 2,
$6729.00
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Carat d vs1 - d,
$5202.00
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14k two tone carat - 14k, tw
$2900.00
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14k gold carat - 14k, 3/4
$1376.00
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14k white gold true - white,
$743.99
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14k yellow gold carat lab - gold, 3/4
$1768.00
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Oval cut lab - lab, grown
$269.50
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14k gold carat lab grown - gold,
$1472.00
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14k gold carat - lab, grown
$1452.00
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14k gold carat - gold, grown
$1324.00
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Carat marquise cut - 3/4,
$2199.99
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Carat baguette round g - 3/4, g/vs1
$1875.00
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Diamond ring vs1 pear 4 - vs1,
$3079.99
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14k white gold - 14k,
$691.99
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14k white gold - 14k,
$994.99
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14k gold carat lab grown - gold,
$928.00
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Carat platinum diamond - 1.50,
$2000.00
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14k white gold carat - white, 3/4
$480.99
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14k white gold ladies princess - 14k,
$1199.99
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Single point diamond dresser - point,
$104.49
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Lab grown fancy - 3,
$42.40
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Looking for more diamond 3 4 carat?
Search eBay live — fresh results filtered for the best value, updated every hour.
Browse 96 diamond 3 4 carat listings currently in our index. Prices range from $14.95 to $6729, with an average of $1275.84. 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 3 4 carat →
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Whether you are looking for a brand-new or second-hand diamond 3 4 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 $14.95, while premium listings can reach $6729 — giving you a wide budget spread to work with. The average price of $1275.84 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.