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Cushion|Lab Grown|IGI

1.03ct D FL Cushion Lab Grown Diamond

ID • D/FL • IGI LG830624141

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

Certificate IGI LG830624141

Diamond specifications and retailer prices

From $478 CAD
$340 USD
As of October 28, 2026
Save $3,273 CAD (87%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $3,751 CAD at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 1.03ct lab-grown cushion diamond

This 1.03ct lab-grown cushion sits in the classic one-carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG830624141 or 830624141. Listed at 17 retailers as of October 28, 2026, with prices from $478 to $3,751, a $3,273 spread on the same certified stone. Brilliant Earth lists it at $3,751. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.03
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.7°
Pavilion angle38.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG830624141
Dimensions6.02 × 6.00 × 3.81 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
6.02 mm6.00 mm1.03 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG830624141
Side View
Table 57.0%Crown 33.7°Girdle: STK-THKPavilion 38.7°Culet: NoneDepth 63.5%

Caratlytics Score

How it works →
A+
Exceptional
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 28
Current: $3,751 CAD|Low: $478 CAD|High: $3,765 CAD|Avg: $1,395 CAD|-0.4%
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
Retailer 16
Retailer 17
October 29, 2026
Retailer 17$478 CAD
Retailer 15$528 CAD
Retailer 10$547 CAD
Retailer 13$801 CAD
Retailer 14$844 CAD
Retailer 16$847 CAD
Retailer 6$864 CAD
Retailer 4$865 CAD
Retailer 11$908 CAD
Retailer 12$933 CAD
Retailer 7$1,360 CAD
Retailer 8$1,429 CAD
Retailer 5$1,764 CAD
Retailer 3$1,922 CAD
Retailer 9$1,924 CAD
Retailer 2$2,128 CAD
Brilliant Earth$3,751 CAD

31 data points across 17 retailers

17 retailers$478 CAD to $3,751 CAD

A+
Cheapest Retailer
-
$478 CAD
$340 USD
Final sale: no returns
A
Retailer 2
-
$528 CAD
$376 USD
View
A
Retailer 3
-
$547 CAD
£307 GBP
View
A
Retailer 4
-
$801 CAD
$570 USD
View
A
Retailer 5
-
$844 CAD
€572 EUR
View
A
Retailer 6
-
$847 CAD
$603 USD
View
A
Retailer 7
-
$864 CAD
$615 USD
View
A
Retailer 8
-
$865 CAD
$616 USD
View
A
Retailer 9
-
$908 CAD
ZAR 10,437 ZAR
View
A
Retailer 10
-
$933 CAD
£523 GBP
View
B+
Retailer 11
-
$1,360 CAD
$968 USD
View
B+
Retailer 12
-
$1,429 CAD
SGD 1,375 SGD
View
B+
Retailer 13
-
$1,764 CAD
$1,256 USD
View
B+
Retailer 14
-
$1,922 CAD
$1,368 USD
View
B+
Retailer 15
-
$1,924 CAD
$1,370 USD
View
Price last confirmed 10 days ago
B+
Retailer 16
-
$2,128 CAD
£1,193 GBP
View
Most Expensive
B
Brilliant Earth
21434220A · Oct 28
$3,751 CAD
$2,670 USD
View
16 more retailers have this diamond
Prices start from $478 CADSave up to $3,273 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+
1.03ct Cushion
$478 CAD