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Cushion|Lab Grown|IGI

1.31ct G VS2 Cushion Lab Grown Diamond

EX • G/VS2 • IGI LG591302920

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG591302920

Diamond specifications and retailer prices

From $978 USD
£770 GBP
As of October 26, 2026
Save $492 USD (33%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $1,470 USD at Do Amore Diamonds · As of October 27, 2026
View at Do Amore 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 G colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG591302920 or 591302920. Listed at 4 retailers as of October 26, 2026, with prices from $978 to $1,470, a $492 spread on the same certified stone. Do Amore Diamonds lists it at $1,470. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.31
Carat
G
Color
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.5°
Pavilion angle38.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG591302920
Dimensions7.92 × 5.75 × 3.89 mm
L/W Ratio1.38
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
7.92 mm5.75 mm1.31 ctG / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG591302920
Side View
Table 61.0%Crown 33.5°Girdle: THN-MEDPavilion 38.5°Culet: NoneDepth 67.7%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 26
Current: $1,470 USD|Low: $131 USD|High: $1,620 USD|Avg: $734 USD|-9.3%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 26, 2026
Retailer 4$189 USD
Retailer 3$346 USD
Retailer 7$389 USD
Retailer 8$507 USD
Retailer 6$552 USD
Retailer 10$606 USD
Retailer 5$884 USD
Retailer 2$978 USD
Retailer 9$1,219 USD
Do Amore Diamonds$1,470 USD

11 data points across 10 retailers

4 retailers$978 USD to $1,470 USD

Retailer 1
-
$346 USD
Price last confirmed 7 days ago
Retailer 2
-
$781 USD
View
B
Retailer 3
-
$978 USD
£770 GBP
View
Most Expensive
B
Do Amore Diamonds
27-CE133CD21 · Oct 27
$1,470 USD
View
3 more retailers have this diamond
Prices start from $978 USDSave up to $492 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.

B
1.31ct Cushion
$978 USD