Radiant|Lab Grown|IGI

1.51ct H VS1 Radiant Lab Grown Diamond

ID • H/VS1 • IGI LG502186134

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG502186134

Diamond specifications and retailer prices

From $232 USD
As of October 30, 2026
Save $1,998 USD (90%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: $2,230 USD at Do Amore Diamonds · As of October 30, 2026
View at Do Amore Diamonds

About this 1.51ct lab-grown radiant diamond

This 1.51ct lab-grown radiant sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG502186134 or 502186134. Listed at 26 retailers as of October 30, 2026, with prices from $232 to $2,230, a $1,998 spread on the same certified stone. Do Amore Diamonds lists it at $2,230. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
H
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.2°
Pavilion angle36.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG502186134
Dimensions7.79 × 5.73 × 3.92 mm
L/W Ratio1.36
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
7.79 mm5.73 mm1.51 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG502186134
Side View
Table 66.5%Crown 44.2°Girdle: MED-STKPavilion 36.8°Culet: NoneDepth 68.4%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: $2,230 USD|Low: $210 USD|High: $2,370 USD|Avg: $773 USD|+6.2%
Do Amore Diamonds
Retailer 2
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Retailer 20
November 1, 2026
Retailer 20$232 USD
Retailer 9$259 USD
Retailer 13$269 USD
Retailer 11$272 USD
Retailer 17$288 USD
Retailer 8$386 USD
Retailer 6$388 USD
Retailer 16$424 USD
Retailer 5$490 USD
Retailer 2$548 USD
Retailer 7$615 USD
Retailer 4$740 USD
Retailer 3$870 USD
Retailer 18$1,020 USD
Retailer 19$1,115 USD
Retailer 14$1,190 USD
Retailer 12$1,254 USD
Retailer 15$1,273 USD
Retailer 10$1,378 USD
Do Amore Diamonds$2,230 USD

29 data points across 20 retailers

26 retailers$232 USD to $2,230 USD

A
Cheapest Retailer
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$232 USD
A
Retailer 2
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$259 USD
View
Final sale: no returns
A
Retailer 3
-
$269 USD
View
Retailer 4
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$272 USD
View
Price last confirmed 16 days ago
A
Retailer 5
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$288 USD
View
B+
Retailer 6
-
$386 USD
View
A
Retailer 7
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$388 USD
View
Retailer 8
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$406 USD
£319 GBP
View
Price last confirmed 29 days ago
A
Retailer 9
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$424 USD
£334 GBP
View
Retailer 10
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$490 USD
View
Price last confirmed 7 days ago
A
Retailer 11
-
$548 USD
ZAR 8,854 ZAR
View
B+
Retailer 12
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$615 USD
View
Retailer 13
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$634 USD
View
Price last confirmed 9 days ago
B+
Retailer 14
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$740 USD
A$1,138 AUD
View
Retailer 15
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$797 USD
View
Price last confirmed 32 days ago
B+
Retailer 16
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$835 USD
£657 GBP
View
B+
Retailer 17
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$870 USD
View
B+
Retailer 18
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$878 USD
View
B+
Retailer 19
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$1,010 USD
CA$1,403 CAD
View
B+
Retailer 20
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$1,020 USD
View
B
Retailer 21
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$1,115 USD
View
B
Retailer 22
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$1,190 USD
View
Retailer 23
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$1,254 USD
View
Price last confirmed 14 days ago
B
Retailer 24
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$1,273 USD
£1,002 GBP
View
B
Retailer 25
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$1,378 USD
SGD 1,862 SGD
View
Most Expensive
B
Do Amore Diamonds
27-B9045B743 · Oct 30
$2,230 USD
View
25 more retailers have this diamond
Prices start from $232 USDSave up to $1,998 USD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
1.51ct Radiant
$232 USD