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Cushion|Lab Grown|IGI

1.55ct E IF Cushion Lab Grown Diamond

EX • E/IF • IGI LG828682092

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

Certificate IGI LG828682092

Diamond specifications and retailer prices

From $1,040 CAD
€709 EUR
As of October 29, 2026
Save $3,095 CAD (75%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $4,135 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 IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG828682092 or 828682092. Listed at 8 retailers as of October 29, 2026, with prices from $1,040 to $4,135, a $3,095 spread on the same certified stone. Brilliant Earth lists it at $4,135. 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
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle39.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG828682092
Dimensions6.83 × 6.73 × 4.47 mm
L/W Ratio1.01
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
6.83 mm6.73 mm1.55 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG828682092
Side View
Table 61.0%Crown 35.9°Girdle: MED-STKPavilion 39.5°Culet: NoneDepth 66.4%

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 29
Current: $1,040 CAD|Low: $1,031 CAD|High: $3,394 CAD|Avg: $2,048 CAD|-17.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 29, 2026
Retailer 1$1,040 CAD
Retailer 6$1,548 CAD
Retailer 2$2,112 CAD
Retailer 4$2,187 CAD
Retailer 7$2,227 CAD
Retailer 3$2,319 CAD
Retailer 5$3,269 CAD

22 data points across 7 retailers

8 retailers$1,040 CAD to $4,135 CAD

A
Cheapest Retailer
-
$1,040 CAD
€709 EUR
A
Retailer 2
-
$1,548 CAD
$1,108 USD
View
B+
Retailer 3
-
$2,112 CAD
SGD 2,043 SGD
View
Retailer 4
-
$2,187 CAD
$1,565 USD
View
Retailer 5
-
$2,227 CAD
A$2,453 AUD
View
Price last confirmed 22 days ago
B+
Retailer 6
-
$2,319 CAD
$1,660 USD
View
Retailer 7
-
$3,269 CAD
$2,340 USD
View
Price last confirmed 9 days ago
Most Expensive
B
Brilliant Earth
22238923A · Oct 29
$4,135 CAD
$2,960 USD
View
7 more retailers have this diamond
Prices start from $1,040 CADSave up to $3,095 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
$1,040 CAD