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Cushion|Natural|GIA

1.50ct J SI2 Cushion Natural Diamond

EX • J/SI2 • GIA 1553373655

Certificate GIA 1553373655

Diamond specifications and retailer prices

From $3,711 CAD
As of November 4, 2026
Save $4,592 CAD (55%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $8,303 CAD at MOH London · As of November 2, 2026
View at MOH London

About this 1.5ct natural cushion diamond

This 1.5ct natural cushion sits in the one-and-a-half to two carat band, graded J colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1553373655. Listed at 15 retailers as of November 2, 2026, with prices from $3,711 to $8,303, a $4,592 spread on the same certified stone. MOH London lists it at $8,303. 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

1.50
Carat
J
Color
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1553373655
Dimensions6.62 × 6.61 × 4.35 mm
L/W Ratio1.00
Girdle conditionFaceted
Top View
6.62 mm6.61 mm1.50 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1553373655
Side View
Table 65.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 65.8%

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: Nov 4
Current: $8,303 CAD|Low: $3,661 CAD|High: $8,441 CAD|Avg: $5,021 CAD|-1.6%
MOH London
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
November 6, 2026
Retailer 4$3,711 CAD
Retailer 13$3,726 CAD
Retailer 9$3,991 CAD
Retailer 10$4,051 CAD
Retailer 3$4,151 CAD
Retailer 6$4,252 CAD
Retailer 14$4,535 CAD
Retailer 12$4,628 CAD
Retailer 8$4,709 CAD
Retailer 5$4,850 CAD
Retailer 2$4,882 CAD
Retailer 7$5,780 CAD
Retailer 11$7,710 CAD
MOH London$8,303 CAD

27 data points across 14 retailers

15 retailers$3,711 CAD to $8,303 CAD

A
Cheapest Retailer
-
$3,711 CAD
A
Retailer 2
-
$3,726 CAD
View
A
Retailer 3
-
$3,991 CAD
View
A
Retailer 4
-
$4,051 CAD
View
A
Retailer 5
-
$4,151 CAD
View
Final sale: no returns
A
Retailer 6
-
$4,252 CAD
View
A
Retailer 7
-
$4,535 CAD
View
A
Retailer 8
-
$4,628 CAD
View
A
Retailer 9
-
$4,709 CAD
View
Retailer 10
-
$4,850 CAD
View
Price last confirmed 17 days ago
B+
Retailer 11
-
$4,882 CAD
View
B+
Retailer 12
-
$5,218 CAD
View
B+
Retailer 13
-
$5,780 CAD
View
B
Retailer 14
-
$7,710 CAD
View
Most Expensive
B
MOH London
A0FA91C9F · Nov 2
$8,303 CAD
£4,648 GBP
View
14 more retailers have this diamond
Prices start from $3,711 CADSave up to $4,592 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
1.50ct Cushion
$3,711 CAD