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Cushion|Lab Grown|IGI

1.31ct D VS2 Cushion Lab Grown Diamond

ID • D/VS2 • IGI LG524243820

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG524243820

Diamond specifications and retailer prices

From $226 USD
As of October 28, 2026
Save $1,284 USD (85%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $1,510 USD at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 1.31ct lab-grown cushion diamond

This 1.31ct lab-grown cushion sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG524243820 or 524243820. Listed at 14 retailers as of October 28, 2026, with prices from $226 to $1,510, a $1,284 spread on the same certified stone. Brilliant Earth lists it at $1,510. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.31
Carat
D
Color
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.2°
Pavilion angle35.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG524243820
Dimensions6.06 × 5.97 × 4.30 mm
L/W Ratio1.02
Girdle conditionFaceted
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
6.06 mm5.97 mm1.31 ctD / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG524243820
Side View
Table 56.5%Crown 36.2°Girdle: MED-THKPavilion 35.6°Culet: NoneDepth 72.0%

Caratlytics Score

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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 28
Current: $1,510 USD|Low: $226 USD|High: $1,510 USD|Avg: $631 USD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 29, 2026
Retailer 10$226 USD
Retailer 5$249 USD
Retailer 3$425 USD
Retailer 7$431 USD
Retailer 2$456 USD
Retailer 6$497 USD
Retailer 8$808 USD
Retailer 9$840 USD
Retailer 4$1,168 USD
Brilliant Earth$1,510 USD

41 data points across 10 retailers

14 retailers$226 USD to $1,510 USD

A
Cheapest Retailer
-
$226 USD
Final sale: no returns
A
Retailer 2
-
$249 USD
View
A
Retailer 3
-
$282 USD
HK$2,200 HKD
View
A
Retailer 4
-
$425 USD
€405 EUR
View
A
Retailer 5
-
$431 USD
View
A
Retailer 6
-
$456 USD
£359 GBP
View
A
Retailer 7
-
$497 USD
View
A
Retailer 8
-
$515 USD
View
B+
Retailer 9
-
$808 USD
SGD 1,092 SGD
View
B+
Retailer 10
-
$840 USD
View
Price last confirmed 8 days ago
B+
Retailer 11
-
$857 USD
View
Price last confirmed 11 days ago
B
Retailer 12
-
$975 USD
£768 GBP
View
B
Retailer 13
-
$1,168 USD
£920 GBP
View
Most Expensive
B
Brilliant Earth
19056581A · Oct 28
$1,510 USD
View
13 more retailers have this diamond
Prices start from $226 USDSave up to $1,284 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
1.31ct Cushion
$226 USD