Radiant|Lab Grown|IGI

1.51ct D VVS1 Radiant Lab Grown Diamond

ID • D/VVS1 • IGI LG731580804

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

Certificate IGI LG731580804

Diamond specifications and retailer prices

From $260 USD
As of November 5, 2026
Save $1,420 USD (85%) vs most expensive(unlock to see where)
29 retailers carry this diamond
Most expensive: $2,230 USD at Do Amore Diamonds · As of October 26, 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 D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG731580804 or 731580804. Listed at 29 retailers as of November 4, 2026, with a 546% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
D
Color
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.4°
Pavilion angle34.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG731580804
Dimensions8.42 × 5.74 × 3.71 mm
L/W Ratio1.47
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
8.42 mm5.74 mm1.51 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG731580804
Side View
Table 64.0%Crown 39.4°Girdle: MED-STKPavilion 34.3°Culet: NoneDepth 64.6%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 5
Current: $2,230 USD|Low: $233 USD|High: $2,230 USD|Avg: $936 USD
Do Amore Diamonds
Retailer 2
Retailer 3
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Retailer 12
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Retailer 20
November 5, 2026
Retailer 3$233 USD
Retailer 2$260 USD
Retailer 5$450 USD
Retailer 7$521 USD
Retailer 19$527 USD
Retailer 17$538 USD
Retailer 9$540 USD
Retailer 15$587 USD
Retailer 10$704 USD
Retailer 16$747 USD
Retailer 20$930 USD
Retailer 8$1,172 USD
Retailer 11$1,192 USD
Retailer 13$1,272 USD
Retailer 12$1,279 USD
Retailer 6$1,296 USD
Retailer 4$1,301 USD
Retailer 18$1,490 USD
Retailer 14$1,680 USD
Do Amore Diamonds$2,230 USD

37 data points across 20 retailers

29 retailers$260 USD to $1,680 USD

Retailer 1
-
$233 USD
Price last confirmed 14 days ago
Retailer 2
-
$233 USD
View
Price last confirmed 29 days ago
Retailer 3
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$241 USD
View
Price last confirmed 37 days ago
A
Retailer 4
-
$260 USD
View
Final sale: no returns
Retailer 5
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$279 USD
View
Price last confirmed 40 days ago
Retailer 6
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$288 USD
View
Price last confirmed 34 days ago
Retailer 7
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$295 USD
View
Price last confirmed 38 days ago
A
Retailer 8
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$448 USD
View
Retailer 9
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$450 USD
View
Price last confirmed 12 days ago
Retailer 10
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$521 USD
View
Price last confirmed 12 days ago
Retailer 11
-
$527 USD
View
Price last confirmed 14 days ago
Retailer 12
-
$538 USD
View
Price last confirmed 14 days ago
Retailer 13
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$540 USD
View
Price last confirmed 11 days ago
Retailer 14
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$587 USD
View
Price last confirmed 11 days ago
B+
Retailer 15
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$704 USD
View
Retailer 16
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$747 USD
View
Price last confirmed 13 days ago
Retailer 17
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$930 USD
View
Price last confirmed 11 days ago
Retailer 18
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$1,023 USD
View
Price last confirmed 12 days ago
Retailer 19
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$1,023 USD
View
Price last confirmed 27 days ago
Retailer 20
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$1,059 USD
View
Price last confirmed 37 days ago
B
Retailer 21
-
$1,172 USD
View
Retailer 22
-
$1,192 USD
View
Price last confirmed 11 days ago
B+
Retailer 23
-
$1,272 USD
View
B
Retailer 24
-
$1,279 USD
View
Retailer 25
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$1,296 USD
View
Price last confirmed 12 days ago
Retailer 26
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$1,301 USD
View
Price last confirmed 29 days ago
Retailer 27
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$1,490 USD
View
Price last confirmed 19 days ago
B
Retailer 28
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$1,680 USD
View
Most Expensive
Do Amore Diamonds
27-7276D441C · Oct 26
$2,230 USD
View
Price last confirmed 10 days ago
28 more retailers have this diamond
Prices start from $260 USDSave up to $1,420 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
$260 USD