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Cushion|Lab Grown|IGI

1.22ct E IF Cushion Lab Grown Diamond

ID • E/IF • IGI LG808638760

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG808638760

Diamond specifications and retailer prices

From $722 CAD
$517 USD
As of October 30, 2026
Save $1,013 CAD (58%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $2,319 CAD at Brilliant Earth · As of September 23, 2026
View at Brilliant Earth

About this 1.22ct lab-grown cushion diamond

This 1.22ct lab-grown cushion sits in the classic one-carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG808638760 or 808638760. Listed at 5 retailers as of October 29, 2026, with a 140% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.22
Carat
E
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle37.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG808638760
Dimensions7.55 × 5.41 × 3.60 mm
L/W Ratio1.40
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
7.55 mm5.41 mm1.22 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG808638760
Side View
Table 62.0%Crown 34.2°Girdle: MED-THKPavilion 37.6°Culet: NoneDepth 66.5%

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: $2,319 CAD|Low: $651 CAD|High: $2,319 CAD|Avg: $1,303 CAD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 31, 2026
Retailer 5$722 CAD
Retailer 4$763 CAD
Retailer 6$895 CAD
Retailer 7$953 CAD
Retailer 2$1,116 CAD
Retailer 3$1,735 CAD
Retailer 8$1,752 CAD
Retailer 9$1,760 CAD
Brilliant Earth$2,319 CAD

24 data points across 9 retailers

5 retailers$722 CAD to $1,735 CAD

A
Cheapest Retailer
-
$722 CAD
$517 USD
A
Retailer 2
-
$763 CAD
$546 USD
View
A
Retailer 3
-
$1,116 CAD
$799 USD
View
B+
Retailer 4
-
$1,735 CAD
£978 GBP
View
Most Expensive
Brilliant Earth
20188521A · Sep 23
$2,319 CAD
$1,660 USD
View
Price last confirmed 37 days ago
4 more retailers have this diamond
Prices start from $722 CADSave up to $1,013 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
1.22ct Cushion
$722 CAD