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Cushion|Lab Grown|IGI

1.31ct D IF Cushion Lab Grown Diamond

EX • D/IF • IGI LG841632427

Shape and cutting style on the report: Square cushion modified brilliant

Certificate IGI LG841632427

Diamond specifications and retailer prices

From $709 USD
As of October 30, 2026
Save $1,186 USD (63%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $1,895 USD at Novita Diamonds · As of October 30, 2026
View at Novita Diamonds

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 IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG841632427 or 841632427. Listed at 6 retailers as of October 30, 2026, with prices from $709 to $1,895, a $1,186 spread on the same certified stone. Novita Diamonds lists it at $1,895. 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
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.6°
Pavilion angle39.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG841632427
Dimensions6.54 × 6.40 × 4.13 mm
L/W Ratio1.02
Girdle conditionFaceted
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
6.54 mm6.40 mm1.31 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG841632427
Side View
Table 63.0%Crown 32.6°Girdle: MED-STKPavilion 39.1°Culet: NoneDepth 64.5%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: $1,895 USD|Low: $709 USD|High: $1,895 USD|Avg: $1,243 USD
Novita Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 1, 2026
Retailer 6$709 USD
Retailer 3$956 USD
Retailer 5$1,375 USD
Retailer 4$1,413 USD
Retailer 2$1,725 USD
Novita Diamonds$1,895 USD

6 data points across 6 retailers

6 retailers$709 USD to $1,895 USD

A
Cheapest Retailer
-
$709 USD
A
Retailer 2
-
$956 USD
View
Retailer 3
-
$1,375 USD
View
Price last confirmed 10 days ago
B+
Retailer 4
-
$1,413 USD
SGD 1,909 SGD
View
B
Retailer 5
-
$1,725 USD
View
Most Expensive
B
Novita Diamonds
cert_841632427 · Oct 30
$1,895 USD
A$2,915 AUD
View
5 more retailers have this diamond
Prices start from $709 USDSave up to $1,186 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
$709 USD