Cushion|Lab Grown|IGI

1.31ct F VVS2 Cushion Lab Grown Diamond

F/VVS2 • IGI LG837605159

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG837605159

Diamond specifications and retailer prices

From $376 USD
€358 EUR
As of October 31, 2026
Save $157 USD (29%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $533 USD at Aida Diamonds · As of November 2, 2026
View at Aida 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 F colour (colourless) and VVS2 clarity (very-very-slightly-included) and certified by IGI LG837605159 or 837605159. Listed at 2 retailers as of October 31, 2026, with prices from $376 to $533, a $157 spread on the same certified stone. Aida Diamonds lists it at $533. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.31
Carat
F
Color
VVS2
Clarity
-
Cut

Specifications

Cut
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.7°
Pavilion angle35.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG837605159
Dimensions8.10 × 5.47 × 3.67 mm
L/W Ratio1.48
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.10 mm5.47 mm1.31 ctF / VVS2
OriginLab Grown
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG837605159
Side View
Table 61.0%Crown 34.7°Girdle: MED-THKPavilion 35.2°CuletDepth 67.1%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 31
Current: $533 USD|Low: $375 USD|High: $538 USD|Avg: $467 USD|-1.0%
Aida Diamonds
Retailer 2
November 2, 2026
Retailer 2$376 USD
Aida Diamonds$533 USD

8 data points across 2 retailers

2 retailers$376 USD to $533 USD

A
Cheapest Retailer
-
$376 USD
€358 EUR
Most Expensive
B+
Aida Diamonds
498188574 · Nov 2
$533 USD
A$820 AUD
View
1 more retailer has this diamond
Prices start from $376 USDSave up to $157 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
$376 USD