Heart|Natural|IGI

0.73ct J SI1 Heart Natural Diamond

VG • J/SI1 • IGI 815656656

Shape and cutting style on the report: Heart brilliant

Certificate IGI 815656656

Diamond specifications and retailer prices

From €447 EUR
As of November 3, 2026
Save €1,454 EUR (76%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: €1,901 EUR at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 0.73ct natural heart diamond

This 0.73ct natural heart sits in the half to three-quarter carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI 815656656. Listed at 17 retailers as of November 3, 2026, with prices from €447 to €1,901, a €1,454 spread on the same certified stone. NZ Jewellers lists it at €1,901. 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

0.73
Carat
J
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle40.9°
Pavilion angle37.8°
OriginNatural
Grading LabIGI
CertificateIGI 815656656
Dimensions5.46 × 6.26 × 3.67 mm
L/W Ratio1.15
Girdle conditionFaceted
Top View
5.46 mm6.26 mm0.73 ctJ / SI1
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateIGI 815656656
Side View
Table 60.0%Crown 40.9°Girdle: MED-THKPavilion 37.8°Culet: NoneDepth 58.6%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 3
Current: €1,901 EUR|Low: €447 EUR|High: €1,928 EUR|Avg: €865 EUR|-1.4%
NZ Jewellers
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
Retailer 17
November 6, 2026
Retailer 3€447 EUR
Retailer 14€595 EUR
Retailer 15€606 EUR
Retailer 8€609 EUR
Retailer 17€631 EUR
Retailer 4€673 EUR
Retailer 12€691 EUR
Retailer 13€700 EUR
Retailer 6€722 EUR
Retailer 10€760 EUR
Retailer 7€770 EUR
Retailer 11€809 EUR
Retailer 16€906 EUR
Retailer 2€907 EUR
Retailer 9€1,414 EUR
Retailer 5€1,744 EUR
NZ Jewellers€1,901 EUR

19 data points across 17 retailers

17 retailers€447 EUR to €1,901 EUR

A
Cheapest Retailer
-
€447 EUR
A
Retailer 2
-
€595 EUR
View
A
Retailer 3
-
€606 EUR
View
Retailer 4
-
€609 EUR
View
Price last confirmed 9 days ago
B+
Retailer 5
-
€631 EUR
View
B+
Retailer 6
-
€673 EUR
View
B+
Retailer 7
-
€691 EUR
View
B+
Retailer 8
-
€700 EUR
View
B+
Retailer 9
-
€722 EUR
View
B+
Retailer 10
-
€760 EUR
View
B+
Retailer 11
-
€770 EUR
View
B+
Retailer 12
-
€809 EUR
View
B
Retailer 13
-
€906 EUR
View
B
Retailer 14
-
€907 EUR
View
Retailer 15
-
€1,414 EUR
View
Price last confirmed 13 days ago
C
Retailer 16
-
€1,744 EUR
View
Most Expensive
B
NZ Jewellers
b2af5e46-4b90-4f88-8be0-cf11bee2f9e0 · Nov 5
€1,901 EUR
$2,122 USD
View
16 more retailers have this diamond
Prices start from €447 EURSave up to €1,454 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
0.73ct Heart
€447 EUR