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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 €187 EUR
₹19,936 INR
As of November 2, 2026
Save €402 EUR (68%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: €589 EUR 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 €187 to €589, a €402 spread on the same certified stone. MOH London lists it at €589. 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
Colour
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: €589 EUR|Low: €187 EUR|High: €1,211 EUR|Avg: €389 EUR|-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€187 EUR
Retailer 7€228 EUR
Retailer 16€235 EUR
Retailer 15€255 EUR
Retailer 3€259 EUR
Retailer 14€275 EUR
Retailer 8€280 EUR
Retailer 13€284 EUR
Retailer 9€325 EUR
Retailer 6€346 EUR
Retailer 12€349 EUR
Retailer 4€374 EUR
Retailer 10€398 EUR
Retailer 11€442 EUR
MOH London€589 EUR
Retailer 5€1,164 EUR

25 data points across 16 retailers

17 retailers€187 EUR to €589 EUR

A
Cheapest Retailer
-
€187 EUR
₹19,936 INR
A
Retailer 2
-
€228 EUR
HK$2,000 HKD
View
A
Retailer 3
-
€235 EUR
$264 USD
View
Final sale: no returns
A
Retailer 4
-
€255 EUR
$286 USD
View
A
Retailer 5
-
€259 EUR
$291 USD
View
A
Retailer 6
-
€275 EUR
$308 USD
View
A
Retailer 7
-
€280 EUR
SGD 425 SGD
View
A
Retailer 8
-
€284 EUR
$319 USD
View
B+
Retailer 9
-
€325 EUR
£287 GBP
View
B+
Retailer 10
-
€346 EUR
$388 USD
View
B+
Retailer 11
-
€349 EUR
£308 GBP
View
B+
Retailer 12
-
€374 EUR
$419 USD
View
Retailer 13
-
€388 EUR
$435 USD
View
Price last confirmed 56 days ago
B
Retailer 14
-
€398 EUR
$446 USD
View
B
Retailer 15
-
€442 EUR
View
Most Expensive
B
MOH London
25AA25423 · Nov 1
€589 EUR
£520 GBP
View
15 more retailers have this diamond
Prices start from €187 EURSave up to €402 EUR

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
€187 EUR