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Cushion|Lab Grown|IGI

1.00ct E FL Cushion Lab Grown Diamond

ID • E/FL • IGI LG816624097

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

Certificate IGI LG816624097

Diamond specifications and retailer prices

From $455 CAD
$325 USD
As of October 28, 2026
Save $2,120 CAD (82%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $2,575 CAD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1ct lab-grown cushion diamond

This 1ct lab-grown cushion sits in the classic one-carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG816624097 or 816624097. Listed at 13 retailers as of October 28, 2026, with prices from $455 to $2,575, a $2,120 spread on the same certified stone. Brilliant Earth lists it at $2,575. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.00
Carat
E
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.1°
Pavilion angle38.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816624097
Dimensions6.02 × 5.89 × 3.79 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
6.02 mm5.89 mm1.00 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816624097
Side View
Table 62.0%Crown 37.1°Girdle: MED-THKPavilion 38.7°Culet: NoneDepth 64.3%

Caratlytics Score

How it works →
A
Excellent
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: $2,575 CAD|Low: $369 CAD|High: $2,897 CAD|Avg: $1,350 CAD|-11.1%
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
October 29, 2026
Retailer 11$455 CAD
Retailer 5$564 CAD
Retailer 10$817 CAD
Retailer 12$827 CAD
Retailer 6$830 CAD
Retailer 3$840 CAD
Retailer 8$866 CAD
Retailer 2$889 CAD
Retailer 13$1,689 CAD
Retailer 4$1,791 CAD
Retailer 7$2,032 CAD
Retailer 9$2,075 CAD
Brilliant Earth$2,575 CAD

34 data points across 13 retailers

13 retailers$455 CAD to $2,575 CAD

A
Cheapest Retailer
-
$455 CAD
$325 USD
Final sale: no returns
Retailer 2
-
$564 CAD
$403 USD
View
Price last confirmed 17 days ago
A
Retailer 3
-
$817 CAD
$584 USD
View
A
Retailer 4
-
$827 CAD
$591 USD
View
A
Retailer 5
-
$830 CAD
€565 EUR
View
A
Retailer 6
-
$840 CAD
$600 USD
View
A
Retailer 7
-
$866 CAD
ZAR 9,997 ZAR
View
A
Retailer 8
-
$889 CAD
£500 GBP
View
B+
Retailer 9
-
$1,689 CAD
$1,206 USD
View
Retailer 10
-
$1,791 CAD
$1,280 USD
View
Price last confirmed 11 days ago
B+
Retailer 11
-
$2,032 CAD
£1,143 GBP
View
B
Retailer 12
-
$2,075 CAD
$1,482 USD
View
Most Expensive
B
Brilliant Earth
21018883A · Oct 29
$2,575 CAD
$1,840 USD
View
12 more retailers have this diamond
Prices start from $455 CADSave up to $2,120 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
1.00ct Cushion
$455 CAD