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Cushion|Natural|GIA

1.31ct I SI2 Cushion Natural Diamond

EX • I/SI2 • GIA 5553380503

Certificate GIA 5553380503

Diamond specifications and retailer prices

From $3,474 CAD
As of November 6, 2026
Save $4,225 CAD (55%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $7,699 CAD at MOH London · As of November 4, 2026
View at MOH London

About this 1.31ct natural cushion diamond

This 1.31ct natural cushion sits in the one-and-a-quarter to one-and-a-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 5553380503. Listed at 13 retailers as of November 4, 2026, with prices from $3,474 to $7,699, a $4,225 spread on the same certified stone. MOH London lists it at $7,699. 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

1.31
Carat
I
Color
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 5553380503
Dimensions7.57 × 5.65 × 3.67 mm
L/W Ratio1.34
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Feather, Crystal, Cloud, Needle
Top View
7.57 mm5.65 mm1.31 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 5553380503
Side View
Table 67.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 64.9%

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: $7,699 CAD|Low: $3,474 CAD|High: $7,878 CAD|Avg: $4,856 CAD|-2.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 9$3,474 CAD
Retailer 2$3,604 CAD
Retailer 11$4,261 CAD
Retailer 4$4,539 CAD
Retailer 3$4,654 CAD
Retailer 7$4,775 CAD
Retailer 10$4,818 CAD
Retailer 6$4,837 CAD
Retailer 8$4,967 CAD
Retailer 5$5,373 CAD
MOH London$7,699 CAD

28 data points across 11 retailers

13 retailers$3,474 CAD to $7,699 CAD

A
Cheapest Retailer
-
$3,474 CAD
A
Retailer 2
-
$3,604 CAD
View
B+
Retailer 3
-
$4,261 CAD
View
Final sale: no returns
B+
Retailer 4
-
$4,341 CAD
View
B+
Retailer 5
-
$4,539 CAD
View
B+
Retailer 6
-
$4,615 CAD
View
Retailer 7
-
$4,654 CAD
View
Price last confirmed 9 days ago
B+
Retailer 8
-
$4,775 CAD
View
B+
Retailer 9
-
$4,818 CAD
View
B+
Retailer 10
-
$4,837 CAD
View
B+
Retailer 11
-
$4,967 CAD
View
B+
Retailer 12
-
$5,373 CAD
View
Most Expensive
B
MOH London
4213526FE · Nov 4
$7,699 CAD
£4,310 GBP
View
12 more retailers have this diamond
Prices start from $3,474 CADSave up to $4,225 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
1.31ct Cushion
$3,474 CAD