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Cushion|Lab Grown|IGI

2.31ct F VS2 Cushion Lab Grown Diamond

ID • F/VS2 • IGI LG656402019

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG656402019

Diamond specifications and retailer prices

From $388 USD
£305 GBP
As of November 1, 2026
Save $1,117 USD (74%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $1,505 USD at Rare Carat · As of November 1, 2026
View at Rare Carat

About this 2.31ct lab-grown cushion diamond

This 2.31ct lab-grown cushion sits in the two to three carat band, graded F colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG656402019 or 656402019. Listed at 13 retailers as of November 1, 2026, with prices from $388 to $1,505, a $1,117 spread on the same certified stone. Rare Carat lists it at $1,505. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

2.31
Carat
F
Color
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG656402019
Dimensions9.29 × 6.83 × 4.69 mm
L/W Ratio1.36
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.29 mm6.83 mm2.31 ctF / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG656402019
Side View
Table 64.0%Crown 36.5°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 68.7%

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: Nov 1
Current: $1,505 USD|Low: $348 USD|High: $1,505 USD|Avg: $859 USD
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 1, 2026
Retailer 4$348 USD
Retailer 6$388 USD
Retailer 8$555 USD
Retailer 12$575 USD
Retailer 7$614 USD
Retailer 13$641 USD
Retailer 11$840 USD
Retailer 3$1,170 USD
Retailer 5$1,340 USD
Retailer 10$1,356 USD
Retailer 9$1,394 USD
Retailer 2$1,396 USD
Rare Carat$1,505 USD

41 data points across 13 retailers

13 retailers$388 USD to $1,505 USD

Retailer 1
-
$348 USD
Price last confirmed 15 days ago
A
Retailer 2
-
$388 USD
£305 GBP
View
A
Retailer 3
-
$555 USD
View
B+
Retailer 4
-
$575 USD
View
A
Retailer 5
-
$614 USD
£484 GBP
View
A
Retailer 6
-
$641 USD
View
A
Retailer 7
-
$840 USD
View
Retailer 8
-
$1,170 USD
View
Price last confirmed 14 days ago
B+
Retailer 9
-
$1,340 USD
View
Retailer 10
-
$1,356 USD
£1,068 GBP
View
Price last confirmed 10 days ago
B+
Retailer 11
-
$1,394 USD
A$2,145 AUD
View
B+
Retailer 12
-
$1,396 USD
£1,099 GBP
View
Most Expensive
B+
Rare Carat
8482 · Nov 1
$1,505 USD
View
12 more retailers have this diamond
Prices start from $388 USDSave up to $1,117 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
2.31ct Cushion
$388 USD