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Heart|Natural|GIA

0.31ct F SI1 Heart Natural Diamond

EX • F/SI1 • GIA 2556180939

Certificate GIA 2556180939

Diamond specifications and retailer prices

From €220 EUR
₹23,448 INR
As of November 2, 2026
Save €493 EUR (69%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: €712 EUR at MOH London · As of November 2, 2026
View at MOH London

About this 0.31ct natural heart diamond

This 0.31ct natural heart sits in the sub-half-carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2556180939. Listed at 14 retailers as of November 2, 2026, with prices from €220 to €712, a €493 spread on the same certified stone. MOH London lists it at €712. 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
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 2556180939
Dimensions4.19 × 4.69 × 2.69 mm
L/W Ratio1.12
Top View
4.19 mm4.69 mm0.31 ctF / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceMedium
CertificateGIA 2556180939
Side View
Table 61.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 57.5%

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: €712 EUR|Low: €219 EUR|High: €1,182 EUR|Avg: €494 EUR|-1.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 2, 2026
Retailer 2€220 EUR
Retailer 10€308 EUR
Retailer 9€333 EUR
Retailer 8€344 EUR
Retailer 5€399 EUR
Retailer 12€415 EUR
Retailer 7€423 EUR
Retailer 6€478 EUR
Retailer 3€494 EUR
Retailer 4€632 EUR
MOH London€712 EUR
Retailer 11€1,182 EUR

37 data points across 12 retailers

14 retailers€220 EUR to €712 EUR

A
Cheapest Retailer
-
€220 EUR
₹23,448 INR
B+
Retailer 2
-
€308 EUR
$346 USD
View
B+
Retailer 3
-
€333 EUR
$373 USD
View
B+
Retailer 4
-
€344 EUR
$386 USD
View
B+
Retailer 5
-
€356 EUR
$399 USD
View
B
Retailer 6
-
€399 EUR
£352 GBP
View
B
Retailer 7
-
€415 EUR
$466 USD
View
B+
Retailer 8
-
€423 EUR
£373 GBP
View
B
Retailer 9
-
€438 EUR
$491 USD
View
B
Retailer 10
-
€447 EUR
$502 USD
View
B
Retailer 11
-
€478 EUR
ZAR 8,663 ZAR
View
Retailer 12
-
€494 EUR
A$852 AUD
View
Price last confirmed 29 days ago
Most Expensive
B
MOH London
B9FEF39B6 · Nov 2
€712 EUR
£629 GBP
View
12 more retailers have this diamond
Prices start from €220 EURSave up to €493 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 Heart
€220 EUR