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Cushion|Lab Grown|IGI

1.34ct F SI1 Cushion Lab Grown Diamond

ID • F/SI1 • IGI LG786601792

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

Certificate IGI LG786601792

Diamond specifications and retailer prices

From $328 CAD
As of November 6, 2026
Save $1,273 CAD (80%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $1,601 CAD at Reve Diamonds · As of November 6, 2026
View at Reve Diamonds

About this 1.34ct lab-grown cushion diamond

This 1.34ct lab-grown cushion sits in the one-and-a-quarter to one-and-a-half carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG786601792 or 786601792. Listed at 11 retailers as of November 6, 2026, with prices from $328 to $1,601, a $1,273 spread on the same certified stone. Reve Diamonds lists it at $1,601. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.34
Carat
F
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.1°
Pavilion angle39.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG786601792
Dimensions6.42 × 6.41 × 4.26 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
6.42 mm6.41 mm1.34 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG786601792
Side View
Table 63.0%Crown 37.1°Girdle: MED-STKPavilion 39.8°Culet: NoneDepth 66.5%

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 6
Current: $535 CAD|Low: $307 CAD|High: $1,857 CAD|Avg: $925 CAD|+3.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Reve Diamonds
November 6, 2026
Retailer 9$328 CAD
Retailer 1$535 CAD
Retailer 10$561 CAD
Retailer 3$568 CAD
Retailer 8$692 CAD
Retailer 6$833 CAD
Retailer 7$893 CAD
Retailer 2$1,099 CAD
Retailer 4$1,393 CAD
Retailer 5$1,484 CAD
Reve Diamonds$1,601 CAD

44 data points across 11 retailers

11 retailers$328 CAD to $1,601 CAD

A
Cheapest Retailer
-
$328 CAD
Final sale: no returns
A
Retailer 2
-
$535 CAD
View
B+
Retailer 3
-
$561 CAD
View
A
Retailer 4
-
$568 CAD
View
A
Retailer 5
-
$692 CAD
View
B+
Retailer 6
-
$833 CAD
View
B+
Retailer 7
-
$893 CAD
View
B+
Retailer 8
-
$1,099 CAD
View
B
Retailer 9
-
$1,393 CAD
View
B
Retailer 10
-
$1,484 CAD
View
Most Expensive
B
Reve Diamonds
2FD766B8B · Nov 6
$1,601 CAD
$1,138 USD
View
10 more retailers have this diamond
Prices start from $328 CADSave up to $1,273 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
1.34ct Cushion
$328 CAD