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Marquise|Natural|GIA

0.31ct F SI2 Marquise Natural Diamond

EX • F/SI2 • GIA 2556734736

Certificate GIA 2556734736

Diamond specifications and retailer prices

From $293 CAD
₹19,936 INR
As of November 2, 2026
Save $630 CAD (68%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $923 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 2556734736. Listed at 17 retailers as of November 1, 2026, with prices from $293 to $923, a $630 spread on the same certified stone. MOH London lists it at $923. 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
FluorescenceMedium
Crown angle38.6°
Pavilion angle38.6°
OriginNatural
Grading LabGIA
CertificateGIA 2556734736
Dimensions6.69 × 3.58 × 2.19 mm
L/W Ratio1.87
Girdle conditionFaceted
Culet sizeNone
Top View
6.69 mm3.58 mm0.31 ctF / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceMedium
CertificateGIA 2556734736
Side View
Table 61.0%Crown 38.6°Girdle: STK-VTKPavilion 38.6°Culet: NoneDepth 61.3%

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: $923 CAD|Low: $293 CAD|High: $1,898 CAD|Avg: $609 CAD|-8.9%
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
Retailer 15
Retailer 16
November 2, 2026
Retailer 2$293 CAD
Retailer 7$358 CAD
Retailer 16$369 CAD
Retailer 15$400 CAD
Retailer 3$407 CAD
Retailer 14$430 CAD
Retailer 8$439 CAD
Retailer 13$446 CAD
Retailer 9$509 CAD
Retailer 6$542 CAD
Retailer 12$547 CAD
Retailer 4$586 CAD
Retailer 10$623 CAD
Retailer 11$693 CAD
MOH London$923 CAD
Retailer 5$1,825 CAD

25 data points across 16 retailers

17 retailers$293 CAD to $923 CAD

A
Cheapest Retailer
-
$293 CAD
₹19,936 INR
A
Retailer 2
-
$358 CAD
HK$2,000 HKD
View
A
Retailer 3
-
$369 CAD
$264 USD
View
Final sale: no returns
A
Retailer 4
-
$400 CAD
$286 USD
View
A
Retailer 5
-
$407 CAD
$291 USD
View
A
Retailer 6
-
$430 CAD
$308 USD
View
A
Retailer 7
-
$439 CAD
SGD 425 SGD
View
A
Retailer 8
-
$446 CAD
$319 USD
View
B+
Retailer 9
-
$509 CAD
£287 GBP
View
B+
Retailer 10
-
$542 CAD
$388 USD
View
B+
Retailer 11
-
$547 CAD
£308 GBP
View
B+
Retailer 12
-
$586 CAD
$419 USD
View
Retailer 13
-
$608 CAD
$435 USD
View
Price last confirmed 56 days ago
B
Retailer 14
-
$623 CAD
$446 USD
View
B
Retailer 15
-
$693 CAD
€472 EUR
View
Most Expensive
B
MOH London
25AA25423 · Nov 1
$923 CAD
£520 GBP
View
15 more retailers have this diamond
Prices start from $293 CADSave up to $630 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
$293 CAD