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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 $2,677 USD
As of November 6, 2026
Save $3,316 USD (55%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $5,993 USD at MOH London · As of November 4, 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 4, 2026, with prices from $2,677 to $5,993, a $3,316 spread on the same certified stone. MOH London lists it at $5,993. 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
Color
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
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $5,993 USD|Low: $2,677 USD|High: $6,082 USD|Avg: $4,034 USD|-1.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 6, 2026
Retailer 2$2,677 USD
Retailer 5$3,594 USD
Retailer 4$3,696 USD
Retailer 3$3,939 USD
MOH London$5,993 USD

40 data points across 5 retailers

8 retailers$2,677 USD to $5,993 USD

A
Cheapest Retailer
-
$2,677 USD
A
Retailer 2
-
$3,190 USD
View
A
Retailer 3
-
$3,380 USD
View
Retailer 4
-
$3,594 USD
View
Price last confirmed 8 days ago
B+
Retailer 5
-
$3,696 USD
View
B+
Retailer 6
-
$3,738 USD
View
B+
Retailer 7
-
$3,939 USD
View
Most Expensive
B
MOH London
30D538C9D · Nov 4
$5,993 USD
£4,719 GBP
View
7 more retailers have this diamond
Prices start from $2,677 USDSave up to $3,316 USD

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
$2,677 USD