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Cushion|Lab Grown|IGI

1.31ct F VVS1 Cushion Lab Grown Diamond

EX • F/VVS1 • IGI LG681580361

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG681580361

Diamond specifications and retailer prices

From $548 CAD
As of November 4, 2026
Save $857 CAD (61%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $1,986 CAD at MOH London · As of October 19, 2026
View at MOH London

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 LG681580361 or 681580361. Listed at 6 retailers as of October 29, 2026, with a 156% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle38.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG681580361
Dimensions7.50 × 5.78 × 3.90 mm
L/W Ratio1.30
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.50 mm5.78 mm1.31 ctF / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG681580361
Side View
Table 59.0%Crown 34.4°Girdle: MED-STKPavilion 38.2°Culet: NoneDepth 67.5%

Caratlytics Score

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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: $1,986 CAD|Low: $548 CAD|High: $1,986 CAD|Avg: $1,046 CAD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 31, 2026
Retailer 6$548 CAD
Retailer 7$596 CAD
Retailer 5$744 CAD
Retailer 2$775 CAD
Retailer 10$804 CAD
Retailer 11$941 CAD
Retailer 3$1,282 CAD
Retailer 4$1,405 CAD
Retailer 8$1,512 CAD
Retailer 9$1,621 CAD
MOH London$1,986 CAD

15 data points across 11 retailers

6 retailers$548 CAD to $1,405 CAD

A
Cheapest Retailer
-
$548 CAD
A
Retailer 2
-
$596 CAD
View
A
Retailer 3
-
$744 CAD
View
A
Retailer 4
-
$775 CAD
View
B
Retailer 5
-
$1,405 CAD
View
Most Expensive
MOH London
LG681580361 · Oct 19
$1,986 CAD
£1,122 GBP
View
Price last confirmed 17 days ago
5 more retailers have this diamond
Prices start from $548 CADSave up to $857 CAD

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
$548 CAD