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Marquise|Natural|GIA

0.31ct F SI2 Marquise Natural Diamond

EX • F/SI2 • GIA 1557344894

Certificate GIA 1557344894

Diamond specifications and retailer prices

From $309 CAD
₹21,075 INR
As of November 2, 2026
Save $727 CAD (70%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $1,036 CAD at MOH London · As of November 1, 2026
View at MOH London

About this 0.31ct natural marquise diamond

This 0.31ct natural marquise sits in the sub-half-carat band, graded F colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1557344894. Listed at 4 retailers as of November 1, 2026, with prices from $309 to $1,036, a $727 spread on the same certified stone. MOH London lists it at $1,036. 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

0.31
Carat
F
Color
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1557344894
Dimensions6.76 × 3.51 × 2.23 mm
L/W Ratio1.93
Top View
6.76 mm3.51 mm0.31 ctF / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 1557344894
Side View
Table 62.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 63.5%

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 2
Current: $1,036 CAD|Low: $309 CAD|High: $1,135 CAD|Avg: $652 CAD|-7.7%
MOH London
Retailer 2
Retailer 3
Retailer 4
November 2, 2026
Retailer 2$309 CAD
Retailer 3$577 CAD
Retailer 4$615 CAD
MOH London$1,036 CAD

46 data points across 4 retailers

4 retailers$309 CAD to $1,036 CAD

A
Cheapest Retailer
-
$309 CAD
₹21,075 INR
B+
Retailer 2
-
$577 CAD
£325 GBP
View
B
Retailer 3
-
$615 CAD
£347 GBP
View
Most Expensive
B
MOH London
BA234A3DF · Nov 1
$1,036 CAD
£584 GBP
View
3 more retailers have this diamond
Prices start from $309 CADSave up to $727 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
0.31ct Marquise
$309 CAD