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Cushion|Lab Grown|IGI

1.31ct F VVS1 Cushion Lab Grown Diamond

ID • F/VVS1 • IGI LG817685876

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

Certificate IGI LG817685876

Diamond specifications and retailer prices

From $449 USD
As of November 4, 2026
Save $1,881 USD (81%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $2,330 USD at Do Amore Diamonds · As of November 4, 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 F colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG817685876 or 817685876. Listed at 8 retailers as of November 4, 2026, with prices from $449 to $2,330, a $1,881 spread on the same certified stone. Do Amore Diamonds lists it at $2,330. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.31
Carat
F
Color
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.7°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG817685876
Dimensions6.41 × 6.29 × 4.30 mm
L/W Ratio1.02
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.41 mm6.29 mm1.31 ctF / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG817685876
Side View
Table 60.0%Crown 33.7°Girdle: MED-THKPavilion 40.2°Culet: NoneDepth 68.4%

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 4
Current: $2,330 USD|Low: $449 USD|High: $2,330 USD|Avg: $1,021 USD
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 5, 2026
Retailer 3$449 USD
Retailer 7$553 USD
Retailer 8$554 USD
Retailer 6$555 USD
Retailer 4$898 USD
Retailer 5$1,080 USD
Retailer 2$1,471 USD
Do Amore Diamonds$2,330 USD

30 data points across 8 retailers

8 retailers$449 USD to $2,330 USD

A
Cheapest Retailer
-
$449 USD
A
Retailer 2
-
$553 USD
View
A
Retailer 3
-
$554 USD
View
A
Retailer 4
-
$555 USD
View
Retailer 5
-
$898 USD
View
Price last confirmed 8 days ago
B
Retailer 6
-
$1,080 USD
View
B
Retailer 7
-
$1,471 USD
View
Most Expensive
B
Do Amore Diamonds
7-1787574 · Nov 4
$2,330 USD
View
7 more retailers have this diamond
Prices start from $449 USDSave up to $1,881 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
$449 USD