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Cushion|Lab Grown|IGI

1.07ct E FL Cushion Lab Grown Diamond

ID • E/FL • IGI LG818662851

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

Certificate IGI LG818662851

Diamond specifications and retailer prices

From $521 CAD
$372 USD
As of October 30, 2026
Save $2,321 CAD (82%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $2,841 CAD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.07ct lab-grown cushion diamond

This 1.07ct 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 LG818662851 or 818662851. Listed at 15 retailers as of October 29, 2026, with prices from $521 to $2,841, a $2,321 spread on the same certified stone. Brilliant Earth lists it at $2,841. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.07
Carat
E
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle39.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818662851
Dimensions6.20 × 6.07 × 3.86 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
6.20 mm6.07 mm1.07 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818662851
Side View
Table 64.0%Crown 35°Girdle: MED-STKPavilion 39.8°Culet: NoneDepth 63.6%

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 30
Current: $2,841 CAD|Low: $521 CAD|High: $3,037 CAD|Avg: $1,360 CAD|-6.5%
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 14$521 CAD
Retailer 2$612 CAD
Retailer 7$647 CAD
Retailer 12$791 CAD
Retailer 3$932 CAD
Retailer 13$932 CAD
Retailer 9$939 CAD
Retailer 10$992 CAD
Retailer 5$1,016 CAD
Retailer 8$1,034 CAD
Retailer 4$1,917 CAD
Retailer 6$1,917 CAD
Retailer 11$2,263 CAD
Retailer 15$2,316 CAD
Brilliant Earth$2,841 CAD

36 data points across 15 retailers

15 retailers$521 CAD to $2,841 CAD

A
Cheapest Retailer
-
$521 CAD
$372 USD
Final sale: no returns
A
Retailer 2
-
$612 CAD
£344 GBP
View
Retailer 3
-
$647 CAD
$462 USD
View
Price last confirmed 17 days ago
A
Retailer 4
-
$791 CAD
$565 USD
View
A
Retailer 5
-
$932 CAD
$666 USD
View
A
Retailer 6
-
$932 CAD
$666 USD
View
A
Retailer 7
-
$939 CAD
€639 EUR
View
A
Retailer 8
-
$992 CAD
ZAR 11,450 ZAR
View
A
Retailer 9
-
$1,016 CAD
$726 USD
View
A
Retailer 10
-
$1,034 CAD
£582 GBP
View
B+
Retailer 11
-
$1,917 CAD
$1,370 USD
View
Retailer 12
-
$1,917 CAD
$1,370 USD
View
Price last confirmed 11 days ago
B+
Retailer 13
-
$2,263 CAD
$1,617 USD
View
B+
Retailer 14
-
$2,316 CAD
£1,303 GBP
View
Most Expensive
B
Brilliant Earth
21242456A · Oct 29
$2,841 CAD
$2,030 USD
View
14 more retailers have this diamond
Prices start from $521 CADSave up to $2,321 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
1.07ct Cushion
$521 CAD