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Cushion|Lab Grown|IGI

1.40ct E VVS1 Cushion Lab Grown Diamond

ID • E/VVS1 • IGI LG778668551

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG778668551

Diamond specifications and retailer prices

From $342 CAD
$244 USD
As of October 28, 2026
Save $1,411 CAD (81%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $1,752 CAD at Reve Diamonds · As of October 30, 2026
View at Reve Diamonds

About this 1.4ct lab-grown cushion diamond

This 1.4ct lab-grown cushion sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG778668551 or 778668551. Listed at 14 retailers as of October 28, 2026, with prices from $342 to $1,752, a $1,411 spread on the same certified stone. Reve Diamonds lists it at $1,752. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.40
Carat
E
Color
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.5°
Pavilion angle35.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG778668551
Dimensions7.94 × 5.44 × 3.71 mm
L/W Ratio1.46
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.94 mm5.44 mm1.40 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG778668551
Side View
Table 63.0%Crown 41.5°Girdle: MED-THKPavilion 35.5°Culet: NoneDepth 68.2%

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 28
Current: $465 CAD|Low: $342 CAD|High: $1,752 CAD|Avg: $914 CAD|-1.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Reve Diamonds
October 30, 2026
Retailer 12$342 CAD
Retailer 13$379 CAD
Retailer 1$465 CAD
Retailer 10$511 CAD
Retailer 7$651 CAD
Retailer 6$703 CAD
Retailer 3$833 CAD
Retailer 8$926 CAD
Retailer 2$1,009 CAD
Retailer 5$1,228 CAD
Retailer 4$1,291 CAD
Retailer 11$1,472 CAD
Retailer 9$1,520 CAD
Reve Diamonds$1,752 CAD

43 data points across 14 retailers

14 retailers$342 CAD to $1,752 CAD

A
Cheapest Retailer
-
$342 CAD
$244 USD
Final sale: no returns
A
Retailer 2
-
$379 CAD
$271 USD
View
A
Retailer 3
-
$465 CAD
£262 GBP
View
B+
Retailer 4
-
$511 CAD
$365 USD
View
A
Retailer 5
-
$651 CAD
ZAR 7,511 ZAR
View
A
Retailer 6
-
$703 CAD
£396 GBP
View
A
Retailer 7
-
$833 CAD
$595 USD
View
A
Retailer 8
-
$926 CAD
A$1,018 AUD
View
B+
Retailer 9
-
$1,009 CAD
$721 USD
View
B+
Retailer 10
-
$1,228 CAD
SGD 1,186 SGD
View
B+
Retailer 11
-
$1,291 CAD
$923 USD
View
B+
Retailer 12
-
$1,472 CAD
£828 GBP
View
B+
Retailer 13
-
$1,520 CAD
£855 GBP
View
Most Expensive
B
Reve Diamonds
E75D664DF · Oct 30
$1,752 CAD
$1,252 USD
View
13 more retailers have this diamond
Prices start from $342 CADSave up to $1,411 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
1.40ct Cushion
$342 CAD