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Cushion|Lab Grown|IGI

1.51ct F VS2 Cushion Lab Grown Diamond

EX • F/VS2 • IGI LG663402889

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG663402889

Diamond specifications and retailer prices

From $324 CAD
$232 USD
As of October 25, 2026
Save $1,715 CAD (84%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $2,039 CAD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.51ct lab-grown cushion diamond

This 1.51ct lab-grown cushion sits in the one-and-a-half to two carat band, graded F colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG663402889 or 663402889. Listed at 12 retailers as of October 25, 2026, with prices from $324 to $2,039, a $1,715 spread on the same certified stone. Brilliant Earth lists it at $2,039. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
F
Color
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle39°
OriginLab Grown
Grading LabIGI
CertificateIGI LG663402889
Dimensions6.74 × 6.60 × 4.34 mm
L/W Ratio1.02
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.74 mm6.60 mm1.51 ctF / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG663402889
Side View
Table 63.0%Crown 35.9°Girdle: MED-STKPavilion 39°Culet: NoneDepth 65.8%

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: Oct 25
Current: $2,039 CAD|Low: $324 CAD|High: $2,347 CAD|Avg: $1,028 CAD|-9.3%
Brilliant Earth
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 10$324 CAD
Retailer 9$399 CAD
Retailer 11$570 CAD
Retailer 7$581 CAD
Retailer 6$583 CAD
Retailer 3$666 CAD
Retailer 13$791 CAD
Retailer 4$1,118 CAD
Retailer 8$1,236 CAD
Retailer 12$1,349 CAD
Retailer 2$1,517 CAD
Retailer 5$1,575 CAD
Brilliant Earth$2,039 CAD

38 data points across 13 retailers

12 retailers$324 CAD to $2,039 CAD

A
Cheapest Retailer
-
$324 CAD
$232 USD
Retailer 2
-
$399 CAD
£225 GBP
View
Price last confirmed 16 days ago
B+
Retailer 3
-
$570 CAD
$408 USD
View
A
Retailer 4
-
$581 CAD
€396 EUR
View
A
Retailer 5
-
$583 CAD
£329 GBP
View
A
Retailer 6
-
$666 CAD
$477 USD
View
A
Retailer 7
-
$791 CAD
$566 USD
View
Retailer 8
-
$1,118 CAD
$800 USD
View
Price last confirmed 14 days ago
Retailer 9
-
$1,236 CAD
$885 USD
View
Price last confirmed 11 days ago
B+
Retailer 10
-
$1,349 CAD
$966 USD
View
B
Retailer 11
-
$1,517 CAD
£855 GBP
View
Most Expensive
B
Brilliant Earth
12311815A · Oct 31
$2,039 CAD
$1,460 USD
View
11 more retailers have this diamond
Prices start from $324 CADSave up to $1,715 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
1.51ct Cushion
$324 CAD