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Heart|Natural|IGI

1.05ct J SI1 Heart Natural Diamond

VG • J/SI1 • IGI 737519431

Shape and cutting style on the report: Heart brilliant

Certificate IGI 737519431

Diamond specifications and retailer prices

From €1,141 EUR
As of November 2, 2026
Save €1,711 EUR (60%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: €2,852 EUR at NZ Jewellers · As of November 3, 2026
View at NZ Jewellers

About this 1.05ct natural heart diamond

This 1.05ct natural heart sits in the classic one-carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI 737519431. Listed at 6 retailers as of November 2, 2026, with prices from €1,141 to €2,852, a €1,711 spread on the same certified stone. NZ Jewellers lists it at €2,852. 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

1.05
Carat
J
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37°
Pavilion angle41.1°
OriginNatural
Grading LabIGI
CertificateIGI 737519431
Dimensions6.25 × 7.03 × 4.17 mm
L/W Ratio1.12
Girdle conditionFaceted
Culet sizePointed
Top View
6.25 mm7.03 mm1.05 ctJ / SI1
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 737519431
Side View
Table 61.0%Crown 37°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 59.3%

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: €2,852 EUR|Low: €1,140 EUR|High: €2,860 EUR|Avg: €1,607 EUR|-0.3%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 2, 2026
Retailer 2€1,141 EUR
Retailer 6€1,169 EUR
Retailer 4€1,172 EUR
Retailer 5€1,223 EUR
Retailer 7€1,427 EUR
Retailer 8€1,457 EUR
Retailer 3€2,142 EUR
NZ Jewellers€2,852 EUR

29 data points across 8 retailers

6 retailers€1,141 EUR to €2,852 EUR

A
Cheapest Retailer
-
€1,141 EUR
A
Retailer 2
-
€1,169 EUR
View
A
Retailer 3
-
€1,172 EUR
View
B+
Retailer 4
-
€1,223 EUR
View
B
Retailer 5
-
€2,142 EUR
View
Most Expensive
C
NZ Jewellers
dc0f2369-1832-434f-b89e-09916d04dbdd · Nov 3
€2,852 EUR
$3,213 USD
View
5 more retailers have this diamond
Prices start from €1,141 EURSave up to €1,711 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
1.05ct Heart
€1,141 EUR