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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 $423 CAD
$303 USD
As of October 29, 2026
Save $560 CAD (57%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $983 CAD at MOH London · As of October 29, 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 October 29, 2026, with prices from $423 to $983, a $560 spread on the same certified stone. MOH London lists it at $983. 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
Color
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: Oct 29
Current: $983 CAD|Low: $412 CAD|High: $1,623 CAD|Avg: $651 CAD|+7.8%
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
October 31, 2026
Retailer 4$416 CAD
Retailer 11$423 CAD
Retailer 13$457 CAD
Retailer 7$472 CAD
Retailer 10$570 CAD
Retailer 8$573 CAD
Retailer 6$581 CAD
Retailer 5$593 CAD
Retailer 12$606 CAD
Retailer 9$657 CAD
Retailer 2$802 CAD
MOH London$983 CAD
Retailer 3$1,623 CAD

28 data points across 13 retailers

12 retailers$423 CAD to $983 CAD

B+
Cheapest Retailer
-
$423 CAD
$303 USD
B+
Retailer 2
-
$457 CAD
$327 USD
View
B+
Retailer 3
-
$472 CAD
$338 USD
View
Retailer 4
-
$531 CAD
$380 USD
View
Price last confirmed 55 days ago
B
Retailer 5
-
$570 CAD
$408 USD
View
B
Retailer 6
-
$573 CAD
$411 USD
View
B
Retailer 7
-
$581 CAD
£327 GBP
View
B
Retailer 8
-
$606 CAD
$434 USD
View
B
Retailer 9
-
$657 CAD
$470 USD
View
C
Retailer 10
-
$802 CAD
€547 EUR
View
Most Expensive
C
MOH London
0BED7EAA7 · Oct 29
$983 CAD
£554 GBP
View
10 more retailers have this diamond
Prices start from $423 CADSave up to $560 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.

B+
0.31ct Heart
$423 CAD