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Marquise|Natural|GIA

1.31ct J SI2 Marquise Natural Diamond

EX • J/SI2 • GIA 5553457517

Certificate GIA 5553457517

Diamond specifications and retailer prices

From $3,453 SGD
₹257,251 INR
As of November 1, 2026
Save $4,230 SGD (55%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $7,683 SGD at MOH London · As of November 1, 2026
View at MOH London

About this 1.31ct natural marquise diamond

This 1.31ct natural marquise sits in the one-and-a-quarter to one-and-a-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 5553457517. Listed at 8 retailers as of November 1, 2026, with prices from $3,453 to $7,683, a $4,230 spread on the same certified stone. MOH London lists it at $7,683. 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
J
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 5553457517
Dimensions10.90 × 5.74 × 3.59 mm
L/W Ratio1.90
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Feather, Cloud, Indented Natural, Needle, Knot
Top View
10.90 mm5.74 mm1.31 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5553457517
Side View
Table 58.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 62.5%

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 1
Current: $7,683 SGD|Low: $3,445 SGD|High: $7,775 SGD|Avg: $4,964 SGD|-1.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 1, 2026
Retailer 2$3,453 SGD
Retailer 6$4,321 SGD
Retailer 5$4,595 SGD
Retailer 3$4,801 SGD
Retailer 4$5,043 SGD
MOH London$7,683 SGD

40 data points across 6 retailers

8 retailers$3,453 SGD to $7,683 SGD

A
Cheapest Retailer
-
$3,453 SGD
₹257,251 INR
A
Retailer 2
-
$4,078 SGD
$3,190 USD
View
B+
Retailer 3
-
$4,321 SGD
$3,380 USD
View
B+
Retailer 4
-
$4,595 SGD
$3,594 USD
View
B+
Retailer 5
-
$4,780 SGD
$3,739 USD
View
B+
Retailer 6
-
$4,801 SGD
£2,957 GBP
View
B+
Retailer 7
-
$5,043 SGD
€3,757 EUR
View
Most Expensive
B
MOH London
30D538C9D · Nov 1
$7,683 SGD
£4,732 GBP
View
7 more retailers have this diamond
Prices start from $3,453 SGDSave up to $4,230 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 Marquise
$3,453 SGD