Radiant|Lab Grown|IGI

1.50ct D VS2 Radiant Lab Grown Diamond

ID • D/VS2 • IGI LG731592479

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

Certificate IGI LG731592479

Diamond specifications and retailer prices

From $257 USD
As of October 25, 2026
Save $1,393 USD (84%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $1,650 USD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.5ct lab-grown radiant diamond

This 1.5ct lab-grown radiant sits in the one-and-a-half to two carat band, graded D colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG731592479 or 731592479. Listed at 17 retailers as of October 25, 2026, with prices from $257 to $1,650, a $1,393 spread on the same certified stone. Brilliant Earth lists it at $1,650. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.50
Carat
D
Color
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.6°
Pavilion angle35°
OriginLab Grown
Grading LabIGI
CertificateIGI LG731592479
Dimensions8.51 × 5.44 × 3.59 mm
L/W Ratio1.56
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.51 mm5.44 mm1.50 ctD / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG731592479
Side View
Table 67.0%Crown 41.6°Girdle: Slightly ThickPavilion 35°Culet: NoneDepth 66.0%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 25
Current: $1,650 USD|Low: $257 USD|High: $1,690 USD|Avg: $777 USD|-0.6%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
October 30, 2026
Retailer 10$257 USD
Retailer 4$294 USD
Retailer 5$345 USD
Retailer 15$448 USD
Retailer 2$473 USD
Retailer 12$502 USD
Retailer 11$512 USD
Retailer 3$663 USD
Retailer 6$837 USD
Retailer 13$878 USD
Retailer 8$915 USD
Retailer 14$1,015 USD
Retailer 16$1,027 USD
Retailer 9$1,034 USD
Retailer 7$1,054 USD
Brilliant Earth$1,650 USD

43 data points across 16 retailers

17 retailers$257 USD to $1,650 USD

A
Cheapest Retailer
-
$257 USD
A
Retailer 2
-
$294 USD
HK$2,300 HKD
View
B+
Retailer 3
-
$345 USD
View
A
Retailer 4
-
$448 USD
€427 EUR
View
A
Retailer 5
-
$473 USD
£372 GBP
View
A
Retailer 6
-
$502 USD
View
A
Retailer 7
-
$512 USD
View
B+
Retailer 8
-
$663 USD
View
B+
Retailer 9
-
$837 USD
SGD 1,131 SGD
View
B+
Retailer 10
-
$878 USD
View
B+
Retailer 11
-
$915 USD
A$1,408 AUD
View
B
Retailer 12
-
$998 USD
View
B+
Retailer 13
-
$1,015 USD
View
B
Retailer 14
-
$1,027 USD
View
B
Retailer 15
-
$1,034 USD
£814 GBP
View
B
Retailer 16
-
$1,054 USD
View
Most Expensive
B
Brilliant Earth
15718749A · Oct 29
$1,650 USD
View
16 more retailers have this diamond
Prices start from $257 USDSave up to $1,393 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
1.50ct Radiant
$257 USD