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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 $387 SGD
$303 USD
As of November 1, 2026
Save $507 SGD (57%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $895 SGD 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 $387 to $895, a $507 spread on the same certified stone. MOH London lists it at $895. 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: $895 SGD|Low: $378 SGD|High: $1,486 SGD|Avg: $599 SGD|+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$381 SGD
Retailer 11$387 SGD
Retailer 13$418 SGD
Retailer 7$432 SGD
Retailer 10$522 SGD
Retailer 8$525 SGD
Retailer 6$531 SGD
Retailer 5$543 SGD
Retailer 12$554 SGD
Retailer 9$601 SGD
Retailer 2$734 SGD
MOH London$895 SGD
Retailer 3$1,486 SGD

28 data points across 13 retailers

12 retailers$387 SGD to $895 SGD

B+
Cheapest Retailer
-
$387 SGD
$303 USD
B+
Retailer 2
-
$418 SGD
$327 USD
View
B+
Retailer 3
-
$432 SGD
$338 USD
View
Retailer 4
-
$486 SGD
$380 USD
View
Price last confirmed 56 days ago
B
Retailer 5
-
$522 SGD
$408 USD
View
B
Retailer 6
-
$525 SGD
$411 USD
View
B
Retailer 7
-
$531 SGD
£327 GBP
View
B
Retailer 8
-
$554 SGD
$434 USD
View
B
Retailer 9
-
$601 SGD
$470 USD
View
C
Retailer 10
-
$734 SGD
€547 EUR
View
Most Expensive
C
MOH London
0BED7EAA7 · Nov 1
$895 SGD
£551 GBP
View
10 more retailers have this diamond
Prices start from $387 SGDSave up to $507 SGD

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
$387 SGD