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Cushion|Lab Grown|IGI

1.55ct E VVS1 Cushion Lab Grown Diamond

ID • E/VVS1 • IGI LG816638154

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

Certificate IGI LG816638154

Diamond specifications and retailer prices

From $373 CAD
$267 USD
As of October 30, 2026
Save $1,974 CAD (84%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $2,347 CAD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.55ct lab-grown cushion diamond

This 1.55ct lab-grown cushion sits in the one-and-a-half to two carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG816638154 or 816638154. Listed at 18 retailers as of October 29, 2026, with prices from $373 to $2,347, a $1,974 spread on the same certified stone. Brilliant Earth lists it at $2,347. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.55
Carat
E
Color
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.8°
Pavilion angle39.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816638154
Dimensions6.51 × 6.39 × 4.56 mm
L/W Ratio1.02
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
6.51 mm6.39 mm1.55 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816638154
Side View
Table 58.0%Crown 32.8°Girdle: MED-STKPavilion 39.3°Culet: NoneDepth 71.4%

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: Oct 30
Current: $2,347 CAD|Low: $373 CAD|High: $2,417 CAD|Avg: $1,111 CAD|-2.9%
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
Retailer 14
Retailer 15
October 30, 2026
Retailer 4$373 CAD
Retailer 6$415 CAD
Retailer 2$441 CAD
Retailer 10$559 CAD
Retailer 9$684 CAD
Retailer 11$714 CAD
Retailer 8$787 CAD
Retailer 7$873 CAD
Retailer 12$968 CAD
Retailer 13$1,094 CAD
Retailer 15$1,673 CAD
Retailer 3$1,690 CAD
Retailer 5$1,845 CAD
Retailer 14$1,872 CAD
Brilliant Earth$2,347 CAD

41 data points across 15 retailers

18 retailers$373 CAD to $2,347 CAD

A
Cheapest Retailer
-
$373 CAD
$267 USD
Final sale: no returns
Retailer 2
-
$415 CAD
$297 USD
View
Price last confirmed 22 days ago
A
Retailer 3
-
$441 CAD
£248 GBP
View
B+
Retailer 4
-
$559 CAD
$400 USD
View
A
Retailer 5
-
$684 CAD
€466 EUR
View
A
Retailer 6
-
$714 CAD
ZAR 8,255 ZAR
View
A
Retailer 7
-
$787 CAD
£443 GBP
View
A
Retailer 8
-
$873 CAD
$625 USD
View
A
Retailer 9
-
$902 CAD
$646 USD
View
A
Retailer 10
-
$968 CAD
A$1,066 AUD
View
B+
Retailer 11
-
$1,094 CAD
$783 USD
View
B+
Retailer 12
-
$1,340 CAD
SGD 1,296 SGD
View
B+
Retailer 13
-
$1,408 CAD
$1,008 USD
View
B+
Retailer 14
-
$1,673 CAD
£943 GBP
View
B
Retailer 15
-
$1,690 CAD
$1,210 USD
View
B
Retailer 16
-
$1,845 CAD
$1,321 USD
View
Retailer 17
-
$1,872 CAD
$1,340 USD
View
Price last confirmed 11 days ago
Most Expensive
B
Brilliant Earth
20577360A · Oct 29
$2,347 CAD
$1,680 USD
View
17 more retailers have this diamond
Prices start from $373 CADSave up to $1,974 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
1.55ct Cushion
$373 CAD