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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 $3,166 SGD
As of November 6, 2026
Save $3,850 SGD (55%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $7,015 SGD 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 $3,166 to $7,015, a $3,850 spread on the same certified stone. MOH London lists it at $7,015. 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
Colour
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: $7,015 SGD|Low: $3,166 SGD|High: $7,178 SGD|Avg: $4,425 SGD|-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$3,166 SGD
Retailer 2$3,283 SGD
Retailer 11$3,882 SGD
Retailer 4$4,136 SGD
Retailer 3$4,241 SGD
Retailer 7$4,351 SGD
Retailer 10$4,389 SGD
Retailer 6$4,407 SGD
Retailer 8$4,525 SGD
Retailer 5$4,896 SGD
MOH London$7,015 SGD

28 data points across 11 retailers

13 retailers$3,166 SGD to $7,015 SGD

A
Cheapest Retailer
-
$3,166 SGD
A
Retailer 2
-
$3,283 SGD
View
B+
Retailer 3
-
$3,882 SGD
View
Final sale: no returns
B+
Retailer 4
-
$3,955 SGD
View
B+
Retailer 5
-
$4,136 SGD
View
B+
Retailer 6
-
$4,205 SGD
View
Retailer 7
-
$4,241 SGD
View
Price last confirmed 9 days ago
B+
Retailer 8
-
$4,351 SGD
View
B+
Retailer 9
-
$4,389 SGD
View
B+
Retailer 10
-
$4,407 SGD
View
B+
Retailer 11
-
$4,525 SGD
View
B+
Retailer 12
-
$4,896 SGD
View
Most Expensive
B
MOH London
4213526FE · Nov 4
$7,015 SGD
£4,310 GBP
View
12 more retailers have this diamond
Prices start from $3,166 SGDSave up to $3,850 SGD

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
$3,166 SGD