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Marquise|Natural|GIA

0.31ct F SI2 Marquise Natural Diamond

ID • F/SI2 • GIA 7558925600

Certificate GIA 7558925600

Diamond specifications and retailer prices

From $412 CAD
$295 USD
As of November 1, 2026
Save $727 CAD (64%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $1,139 CAD at MOH London · As of November 2, 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 7558925600. Listed at 15 retailers as of November 1, 2026, with prices from $412 to $1,139, a $727 spread on the same certified stone. MOH London lists it at $1,139. 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
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishVery Good
SymmetryVery Good
FluorescenceFaint
Crown angle35.74°
Pavilion angle40.1°
OriginNatural
Grading LabGIA
CertificateGIA 7558925600
Dimensions6.72 × 3.53 × 2.26 mm
L/W Ratio1.90
Girdle conditionFaceted
Culet sizeNone
Top View
6.72 mm3.53 mm0.31 ctF / SI2
OriginNatural
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceFaint
CertificateGIA 7558925600
Side View
Table 57.0%Crown 35.74°Girdle: STK-VTKPavilion 40.1°Culet: NoneDepth 64.0%

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 1
Current: $1,139 CAD|Low: $355 CAD|High: $1,956 CAD|Avg: $757 CAD|-4.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
November 2, 2026
Retailer 4$412 CAD
Retailer 2$436 CAD
Retailer 13$447 CAD
Retailer 5$481 CAD
Retailer 6$483 CAD
Retailer 3$499 CAD
Retailer 12$601 CAD
Retailer 14$605 CAD
Retailer 8$639 CAD
Retailer 10$676 CAD
Retailer 9$810 CAD
Retailer 7$998 CAD
MOH London$1,139 CAD
Retailer 11$1,889 CAD

34 data points across 14 retailers

15 retailers$412 CAD to $1,139 CAD

A
Cheapest Retailer
-
$412 CAD
$295 USD
Final sale: no returns
A
Retailer 2
-
$436 CAD
$312 USD
View
A
Retailer 3
-
$447 CAD
$320 USD
View
A
Retailer 4
-
$481 CAD
$344 USD
View
B+
Retailer 5
-
$483 CAD
HK$2,700 HKD
View
Retailer 6
-
$488 CAD
$349 USD
View
Price last confirmed 67 days ago
B+
Retailer 7
-
$499 CAD
$357 USD
View
B+
Retailer 8
-
$601 CAD
$430 USD
View
B+
Retailer 9
-
$605 CAD
$433 USD
View
B
Retailer 10
-
$639 CAD
£360 GBP
View
B+
Retailer 11
-
$676 CAD
£381 GBP
View
B
Retailer 12
-
$810 CAD
€552 EUR
View
B
Retailer 13
-
$998 CAD
£562 GBP
View
Most Expensive
B
MOH London
D0A447D51 · Nov 2
$1,139 CAD
£642 GBP
View
13 more retailers have this diamond
Prices start from $412 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
$412 CAD