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Radiant|Lab Grown|IGI

1.51ct D VS1 Radiant Lab Grown Diamond

ID • D/VS1 • IGI LG620412419

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

Certificate IGI LG620412419

Diamond specifications and retailer prices

From $217 USD
As of October 30, 2026
Save $1,863 USD (90%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $2,080 USD at Do Amore Diamonds · As of October 31, 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 VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG620412419 or 620412419. Listed at 24 retailers as of October 30, 2026, with prices from $217 to $2,080, a $1,863 spread on the same certified stone. Do Amore Diamonds lists it at $2,080. 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
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.5°
Pavilion angle35.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG620412419
Dimensions8.05 × 5.81 × 3.76 mm
L/W Ratio1.39
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
8.05 mm5.81 mm1.51 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG620412419
Side View
Table 63.0%Crown 41.5°Girdle: Slightly ThickPavilion 35.2°Culet: NoneDepth 64.7%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: $2,080 USD|Low: $208 USD|High: $2,080 USD|Avg: $782 USD
Do Amore Diamonds
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October 31, 2026
Retailer 4$217 USD
Retailer 22$252 USD
Retailer 23$252 USD
Retailer 3$269 USD
Retailer 9$402 USD
Retailer 7$420 USD
Retailer 14$422 USD
Retailer 2$496 USD
Retailer 18$510 USD
Retailer 12$523 USD
Retailer 13$558 USD
Retailer 11$651 USD
Retailer 19$692 USD
Retailer 6$868 USD
Retailer 5$955 USD
Retailer 20$994 USD
Retailer 10$1,095 USD
Retailer 15$1,126 USD
Retailer 21$1,193 USD
Retailer 16$1,209 USD
Retailer 8$1,248 USD
Retailer 17$1,560 USD
Do Amore Diamonds$2,080 USD

35 data points across 23 retailers

24 retailers$217 USD to $2,080 USD

A
Cheapest Retailer
-
$217 USD
A
Retailer 2
-
$252 USD
View
Final sale: no returns
A
Retailer 3
-
$252 USD
View
A
Retailer 4
-
$269 USD
View
A
Retailer 5
-
$402 USD
View
B+
Retailer 6
-
$420 USD
View
A
Retailer 7
-
$422 USD
HK$3,300 HKD
View
A
Retailer 8
-
$496 USD
€472 EUR
View
A
Retailer 9
-
$510 USD
ZAR 8,245 ZAR
View
A
Retailer 10
-
$523 USD
View
A
Retailer 11
-
$558 USD
£439 GBP
View
B+
Retailer 12
-
$651 USD
View
B+
Retailer 13
-
$692 USD
A$1,065 AUD
View
B+
Retailer 14
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$868 USD
View
B
Retailer 15
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$935 USD
£736 GBP
View
B+
Retailer 16
-
$955 USD
View
B+
Retailer 17
-
$994 USD
A$1,529 AUD
View
B
Retailer 18
-
$1,095 USD
View
B
Retailer 19
-
$1,126 USD
View
B+
Retailer 20
-
$1,193 USD
£939 GBP
View
B
Retailer 21
-
$1,209 USD
SGD 1,634 SGD
View
B
Retailer 22
-
$1,248 USD
View
B
Retailer 23
-
$1,560 USD
View
Most Expensive
B
Do Amore Diamonds
27-87A4AC130 · Oct 31
$2,080 USD
View
23 more retailers have this diamond
Prices start from $217 USDSave up to $1,863 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
$217 USD