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Cushion|Natural|GIA

0.40ct J SI2 Cushion Natural Diamond

EX • J/SI2 • GIA 7541549587

Certificate GIA 7541549587

Diamond specifications and retailer prices

From $331 CAD
As of November 6, 2026
Save $754 CAD (70%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $1,084 CAD at MOH London · As of November 2, 2026
View at MOH London

About this 0.4ct natural cushion diamond

This 0.4ct natural cushion sits in the sub-half-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 7541549587. Listed at 8 retailers as of November 2, 2026, with prices from $331 to $1,084, a $754 spread on the same certified stone. MOH London lists it at $1,084. 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

0.40
Carat
J
Color
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 7541549587
Dimensions4.11 × 4.09 × 2.80 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Cloud
Top View
4.11 mm4.09 mm0.40 ctJ / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 7541549587
Side View
Table 63.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 68.5%

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: Nov 6
Current: $1,084 CAD|Low: $331 CAD|High: $1,097 CAD|Avg: $744 CAD|-1.0%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 6, 2026
Retailer 2$331 CAD
Retailer 6$506 CAD
Retailer 4$599 CAD
Retailer 5$869 CAD
Retailer 3$945 CAD
MOH London$1,084 CAD

31 data points across 6 retailers

8 retailers$331 CAD to $1,084 CAD

A
Cheapest Retailer
-
$331 CAD
Retailer 2
-
$506 CAD
View
Price last confirmed 8 days ago
B+
Retailer 3
-
$542 CAD
View
B+
Retailer 4
-
$599 CAD
View
B+
Retailer 5
-
$682 CAD
View
B
Retailer 6
-
$869 CAD
View
B
Retailer 7
-
$945 CAD
View
Most Expensive
B
MOH London
9371DDC65 · Nov 2
$1,084 CAD
£607 GBP
View
7 more retailers have this diamond
Prices start from $331 CADSave up to $754 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
0.40ct Cushion
$331 CAD