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Cushion|Lab Grown|IGI

1.55ct E FL Cushion Lab Grown Diamond

ID • E/FL • IGI LG825659979

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG825659979

Diamond specifications and retailer prices

From $1,029 CAD
$735 USD
As of October 29, 2026
Save $4,472 CAD (81%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $5,500 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 FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG825659979 or 825659979. Listed at 15 retailers as of October 29, 2026, with prices from $1,029 to $5,500, a $4,472 spread on the same certified stone. Brilliant Earth lists it at $5,500. 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
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle30.8°
Pavilion angle36°
OriginLab Grown
Grading LabIGI
CertificateIGI LG825659979
Dimensions8.34 × 5.97 × 4.04 mm
L/W Ratio1.40
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
8.34 mm5.97 mm1.55 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG825659979
Side View
Table 60.0%Crown 30.8°Girdle: MED-THKPavilion 36°Culet: NoneDepth 67.7%

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: $5,500 CAD|Low: $890 CAD|High: $5,682 CAD|Avg: $2,548 CAD|-3.2%
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 6$890 CAD
Retailer 15$1,029 CAD
Retailer 8$1,340 CAD
Retailer 2$1,379 CAD
Retailer 5$1,380 CAD
Retailer 10$1,530 CAD
Retailer 3$1,591 CAD
Retailer 13$2,076 CAD
Retailer 4$2,602 CAD
Retailer 11$2,890 CAD
Retailer 7$2,896 CAD
Retailer 14$3,123 CAD
Retailer 9$3,736 CAD
Retailer 12$3,744 CAD
Brilliant Earth$5,500 CAD

34 data points across 15 retailers

15 retailers$1,029 CAD to $5,500 CAD

Retailer 1
-
$890 CAD
$636 USD
Price last confirmed 14 days ago
A
Retailer 2
-
$1,029 CAD
$735 USD
View
A
Retailer 3
-
$1,340 CAD
€912 EUR
View
A
Retailer 4
-
$1,379 CAD
£776 GBP
View
A
Retailer 5
-
$1,380 CAD
$986 USD
View
A
Retailer 6
-
$1,530 CAD
ZAR 17,657 ZAR
View
A
Retailer 7
-
$1,591 CAD
$1,137 USD
View
A
Retailer 8
-
$2,076 CAD
$1,483 USD
View
B+
Retailer 9
-
$2,602 CAD
£1,464 GBP
View
B+
Retailer 10
-
$2,890 CAD
SGD 2,790 SGD
View
B+
Retailer 11
-
$2,896 CAD
$2,069 USD
View
B+
Retailer 12
-
$3,123 CAD
$2,231 USD
View
B+
Retailer 13
-
$3,736 CAD
£2,102 GBP
View
Retailer 14
-
$3,744 CAD
$2,675 USD
View
Price last confirmed 9 days ago
Most Expensive
B
Brilliant Earth
21418429A · Oct 29
$5,500 CAD
$3,930 USD
View
14 more retailers have this diamond
Prices start from $1,029 CADSave up to $4,472 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
$1,029 CAD