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Cushion|Lab Grown|IGI

1.52ct D SI1 Cushion Lab Grown Diamond

ID • D/SI1 • IGI LG537215526

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG537215526

Diamond specifications and retailer prices

From $333 CAD
As of November 6, 2026
Save $1,467 CAD (81%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $1,800 CAD at Brilliant Earth · As of November 5, 2026
View at Brilliant Earth

About this 1.52ct lab-grown cushion diamond

This 1.52ct lab-grown cushion sits in the one-and-a-half to two carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG537215526 or 537215526. Listed at 13 retailers as of November 5, 2026, with prices from $333 to $1,800, a $1,467 spread on the same certified stone. Brilliant Earth lists it at $1,800. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.52
Carat
D
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle36.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG537215526
Dimensions6.50 × 6.50 × 4.42 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
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
6.50 mm6.50 mm1.52 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG537215526
Side View
Table 61.5%Crown 36.5°Girdle: MED-THKPavilion 36.4°Culet: NoneDepth 68.0%

Caratlytics Score

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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: Nov 6
Current: $1,800 CAD|Low: $333 CAD|High: $2,222 CAD|Avg: $909 CAD|-19.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 10$333 CAD
Retailer 6$369 CAD
Retailer 9$499 CAD
Retailer 2$671 CAD
Retailer 3$675 CAD
Retailer 8$706 CAD
Retailer 4$968 CAD
Retailer 7$1,449 CAD
Retailer 5$1,478 CAD
Brilliant Earth$1,800 CAD

43 data points across 10 retailers

13 retailers$333 CAD to $1,800 CAD

A
Cheapest Retailer
-
$333 CAD
Final sale: no returns
Retailer 2
-
$369 CAD
View
Price last confirmed 12 days ago
B+
Retailer 3
-
$499 CAD
View
A
Retailer 4
-
$671 CAD
View
A
Retailer 5
-
$675 CAD
View
A
Retailer 6
-
$706 CAD
View
B+
Retailer 7
-
$968 CAD
View
B+
Retailer 8
-
$1,201 CAD
View
B+
Retailer 9
-
$1,260 CAD
View
Retailer 10
-
$1,449 CAD
View
Price last confirmed 16 days ago
B
Retailer 11
-
$1,478 CAD
View
B
Retailer 12
-
$1,618 CAD
View
Most Expensive
B
Brilliant Earth
16146178A · Nov 5
$1,800 CAD
$1,280 USD
View
12 more retailers have this diamond
Prices start from $333 CADSave up to $1,467 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
1.52ct Cushion
$333 CAD