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Heart|Natural|IGI

0.31ct H SI2 Heart Natural Diamond

VG • H/SI2 • IGI 729536690

Shape and cutting style on the report: Heart brilliant

Certificate IGI 729536690

Diamond specifications and retailer prices

From €270 EUR
$303 USD
As of November 1, 2026
Save €354 EUR (57%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: €624 EUR at MOH London · As of November 1, 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 H colour (near-colourless) and SI2 clarity (slightly-included), with a very-good cut grade and certified by IGI 729536690. Listed at 12 retailers as of November 1, 2026, with prices from €270 to €624, a €354 spread on the same certified stone. MOH London lists it at €624. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

0.31
Carat
H
Colour
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle36.6°
Pavilion angle39.9°
OriginNatural
Grading LabIGI
CertificateIGI 729536690
Dimensions4.24 × 4.68 × 2.66 mm
L/W Ratio1.10
Girdle conditionFaceted
Culet sizePointed
Top View
4.24 mm4.68 mm0.31 ctH / SI2
OriginNatural
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI 729536690
Side View
Table 69.0%Crown 36.6°Girdle: STK-THKPavilion 39.9°Culet: NoneDepth 56.8%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: €624 EUR|Low: €263 EUR|High: €1,036 EUR|Avg: €418 EUR|+7.2%
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
November 1, 2026
Retailer 4€266 EUR
Retailer 11€270 EUR
Retailer 13€292 EUR
Retailer 7€301 EUR
Retailer 10€364 EUR
Retailer 8€366 EUR
Retailer 6€371 EUR
Retailer 5€378 EUR
Retailer 12€387 EUR
Retailer 9€419 EUR
Retailer 2€512 EUR
MOH London€624 EUR
Retailer 3€1,036 EUR

28 data points across 13 retailers

12 retailers€270 EUR to €624 EUR

B+
Cheapest Retailer
-
€270 EUR
$303 USD
B+
Retailer 2
-
€292 EUR
$327 USD
View
B+
Retailer 3
-
€301 EUR
$338 USD
View
Retailer 4
-
€339 EUR
$380 USD
View
Price last confirmed 56 days ago
B
Retailer 5
-
€364 EUR
$408 USD
View
B
Retailer 6
-
€366 EUR
$411 USD
View
B
Retailer 7
-
€371 EUR
£327 GBP
View
B
Retailer 8
-
€387 EUR
$434 USD
View
B
Retailer 9
-
€419 EUR
$470 USD
View
C
Retailer 10
-
€512 EUR
View
Most Expensive
C
MOH London
0BED7EAA7 · Nov 1
€624 EUR
£551 GBP
View
10 more retailers have this diamond
Prices start from €270 EURSave up to €354 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.

B+
0.31ct Heart
€270 EUR