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Cushion|Lab Grown|IGI

1.05ct E FL Cushion Lab Grown Diamond

ID • E/FL • IGI LG818640096

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG818640096

Diamond specifications and retailer prices

From $715 CAD
$511 USD
As of October 30, 2026
Save $2,406 CAD (77%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $3,121 CAD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.05ct lab-grown cushion diamond

This 1.05ct 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 LG818640096 or 818640096. Listed at 17 retailers as of October 29, 2026, with prices from $715 to $3,121, a $2,406 spread on the same certified stone. Brilliant Earth lists it at $3,121. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.05
Carat
E
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.7°
Pavilion angle39.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818640096
Dimensions6.97 × 5.36 × 3.58 mm
L/W Ratio1.30
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
6.97 mm5.36 mm1.05 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818640096
Side View
Table 65.0%Crown 34.7°Girdle: MED-THKPavilion 39.6°Culet: NoneDepth 66.8%

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: $3,121 CAD|Low: $568 CAD|High: $3,731 CAD|Avg: $1,727 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
October 30, 2026
Retailer 14$715 CAD
Retailer 12$806 CAD
Retailer 15$964 CAD
Retailer 5$991 CAD
Retailer 7$994 CAD
Retailer 4$1,099 CAD
Retailer 9$1,168 CAD
Retailer 2$1,313 CAD
Retailer 11$1,363 CAD
Retailer 13$1,783 CAD
Retailer 6$1,953 CAD
Retailer 8$2,581 CAD
Retailer 3$2,593 CAD
Retailer 16$2,818 CAD
Retailer 10$2,929 CAD
Brilliant Earth$3,121 CAD

40 data points across 16 retailers

17 retailers$715 CAD to $3,121 CAD

A
Cheapest Retailer
-
$715 CAD
$511 USD
Final sale: no returns
A
Retailer 2
-
$806 CAD
HK$4,500 HKD
View
A
Retailer 3
-
$964 CAD
$689 USD
View
A
Retailer 4
-
$991 CAD
$708 USD
View
A
Retailer 5
-
$994 CAD
$710 USD
View
A
Retailer 6
-
$1,099 CAD
$785 USD
View
A
Retailer 7
-
$1,168 CAD
€795 EUR
View
B+
Retailer 8
-
$1,313 CAD
£739 GBP
View
B+
Retailer 9
-
$1,363 CAD
ZAR 15,729 ZAR
View
B+
Retailer 10
-
$1,783 CAD
$1,274 USD
View
Retailer 11
-
$1,830 CAD
$1,308 USD
View
Price last confirmed 51 days ago
B+
Retailer 12
-
$1,953 CAD
SGD 1,886 SGD
View
Retailer 13
-
$2,581 CAD
£1,452 GBP
View
Price last confirmed 14 days ago
B
Retailer 14
-
$2,593 CAD
$1,853 USD
View
B
Retailer 15
-
$2,818 CAD
$2,013 USD
View
B
Retailer 16
-
$2,929 CAD
£1,648 GBP
View
Most Expensive
B
Brilliant Earth
21086526A · Oct 29
$3,121 CAD
$2,230 USD
View
16 more retailers have this diamond
Prices start from $715 CADSave up to $2,406 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
1.05ct Cushion
$715 CAD