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Cushion|Lab Grown|IGI

1.00ct E IF Cushion Lab Grown Diamond

ID • E/IF • IGI LG825630717

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

Certificate IGI LG825630717

Diamond specifications and retailer prices

From $759 CAD
$542 USD
As of October 28, 2026
Save $1,817 CAD (71%) vs most expensive(unlock to see where)
10 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 IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG825630717 or 825630717. Listed at 10 retailers as of October 28, 2026, with prices from $759 to $2,575, a $1,817 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
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.7°
Pavilion angle38.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG825630717
Dimensions5.89 × 5.85 × 3.78 mm
L/W Ratio1.01
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
5.89 mm5.85 mm1.00 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG825630717
Side View
Table 62.0%Crown 33.7°Girdle: MED-THKPavilion 38.6°Culet: NoneDepth 64.6%

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: $729 CAD|High: $2,603 CAD|Avg: $1,307 CAD|-1.1%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 29, 2026
Retailer 7$759 CAD
Retailer 5$802 CAD
Retailer 3$845 CAD
Retailer 2$867 CAD
Retailer 10$1,361 CAD
Retailer 9$1,533 CAD
Retailer 8$1,601 CAD
Retailer 6$1,750 CAD
Retailer 4$1,825 CAD
Brilliant Earth$2,575 CAD

41 data points across 10 retailers

10 retailers$759 CAD to $2,575 CAD

A
Cheapest Retailer
-
$759 CAD
$542 USD
A
Retailer 2
-
$802 CAD
$573 USD
View
A
Retailer 3
-
$845 CAD
€575 EUR
View
A
Retailer 4
-
$867 CAD
£488 GBP
View
B+
Retailer 5
-
$1,361 CAD
A$1,496 AUD
View
Price last confirmed 21 days ago
B+
Retailer 6
-
$1,533 CAD
$1,096 USD
View
B+
Retailer 7
-
$1,601 CAD
$1,144 USD
View
B+
Retailer 8
-
$1,750 CAD
$1,250 USD
View
Price last confirmed 10 days ago
B+
Retailer 9
-
$1,825 CAD
£1,027 GBP
View
Most Expensive
B
Brilliant Earth
21214347A · Oct 29
$2,575 CAD
$1,840 USD
View
9 more retailers have this diamond
Prices start from $759 CADSave up to $1,817 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
$759 CAD