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Cushion|Natural|GIA

0.40ct I SI2 Cushion Natural Diamond

EX • I/SI2 • GIA 7551182536

Certificate GIA 7551182536

Diamond specifications and retailer prices

From $390 CAD
As of November 6, 2026
Save $882 CAD (69%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $1,272 CAD at MOH London · As of November 4, 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 I 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 7551182536. Listed at 7 retailers as of November 4, 2026, with prices from $390 to $1,272, a $882 spread on the same certified stone. MOH London lists it at $1,272. 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
I
Color
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryGood
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 7551182536
Dimensions4.26 × 4.20 × 2.84 mm
L/W Ratio1.01
Culet sizeNone
Key to symbols
Twinning Wisp
Top View
4.26 mm4.20 mm0.40 ctI / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryGood
FluorescenceNone
CertificateGIA 7551182536
Side View
Table 63.0%CrownGirdle: MED-VTKPavilionCulet: NoneDepth 67.7%

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 6
Current: $1,272 CAD|Low: $390 CAD|High: $1,288 CAD|Avg: $794 CAD|-1.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 6, 2026
Retailer 2$390 CAD
Retailer 5$594 CAD
Retailer 4$712 CAD
Retailer 3$996 CAD
MOH London$1,272 CAD

42 data points across 5 retailers

7 retailers$390 CAD to $1,272 CAD

A
Cheapest Retailer
-
$390 CAD
B+
Retailer 2
-
$580 CAD
View
Retailer 3
-
$594 CAD
View
Price last confirmed 8 days ago
B+
Retailer 4
-
$712 CAD
View
B+
Retailer 5
-
$753 CAD
View
B
Retailer 6
-
$996 CAD
View
Most Expensive
B
MOH London
354ACE637 · Nov 4
$1,272 CAD
£712 GBP
View
6 more retailers have this diamond
Prices start from $390 CADSave up to $882 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
$390 CAD