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Cushion|Lab Grown|IGI

1.03ct D FL Cushion Lab Grown Diamond

ID • D/FL • IGI LG818657595

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

Certificate IGI LG818657595

Diamond specifications and retailer prices

From $570 CAD
$407 USD
As of October 28, 2026
Save $3,181 CAD (85%) vs most expensive(unlock to see where)
14 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 LG818657595 or 818657595. Listed at 14 retailers as of October 28, 2026, with prices from $570 to $3,751, a $3,181 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 angle34.6°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818657595
Dimensions6.02 × 5.84 × 3.88 mm
L/W Ratio1.03
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 mm5.84 mm1.03 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818657595
Side View
Table 60.0%Crown 34.6°Girdle: MED-STKPavilion 41°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 28
Current: $3,751 CAD|Low: $410 CAD|High: $3,751 CAD|Avg: $1,421 CAD
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
October 29, 2026
Retailer 12$570 CAD
Retailer 6$638 CAD
Retailer 11$875 CAD
Retailer 4$882 CAD
Retailer 13$1,013 CAD
Retailer 2$1,024 CAD
Retailer 3$1,066 CAD
Retailer 8$1,088 CAD
Retailer 10$1,136 CAD
Retailer 5$1,917 CAD
Retailer 14$2,092 CAD
Retailer 9$2,407 CAD
Retailer 7$2,488 CAD
Brilliant Earth$3,751 CAD

37 data points across 14 retailers

14 retailers$570 CAD to $3,751 CAD

A
Cheapest Retailer
-
$570 CAD
$407 USD
Final sale: no returns
A
Retailer 2
-
$638 CAD
$456 USD
View
Price last confirmed 17 days ago
A
Retailer 3
-
$875 CAD
$625 USD
View
A
Retailer 4
-
$882 CAD
$630 USD
View
A
Retailer 5
-
$1,013 CAD
$724 USD
View
A
Retailer 6
-
$1,024 CAD
€697 EUR
View
A
Retailer 7
-
$1,066 CAD
$762 USD
View
A
Retailer 8
-
$1,088 CAD
ZAR 12,562 ZAR
View
A
Retailer 9
-
$1,136 CAD
£639 GBP
View
B+
Retailer 10
-
$1,917 CAD
$1,370 USD
View
Price last confirmed 10 days ago
B
Retailer 11
-
$2,092 CAD
$1,495 USD
View
B
Retailer 12
-
$2,407 CAD
$1,720 USD
View
B+
Retailer 13
-
$2,488 CAD
£1,400 GBP
View
Most Expensive
B
Brilliant Earth
21241770A · Oct 28
$3,751 CAD
$2,680 USD
View
13 more retailers have this diamond
Prices start from $570 CADSave up to $3,181 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
$570 CAD