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Heart|Natural|IGI

1.00ct E SI2 Heart Natural Diamond

VG • E/SI2 • IGI 743559130

Shape and cutting style on the report: Heart brilliant

Certificate IGI 743559130

Diamond specifications and retailer prices

From $1,764 NZD
As of November 2, 2026
Save $4,021 NZD (70%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $5,785 NZD at NZ Jewellers · As of November 3, 2026
View at NZ Jewellers

About this 1ct natural heart diamond

This 1ct natural heart sits in the classic one-carat band, graded E colour (colourless) and SI2 clarity (slightly-included), with a very-good cut grade and certified by IGI 743559130. Listed at 14 retailers as of November 2, 2026, with prices from $1,764 to $5,785, a $4,021 spread on the same certified stone. NZ Jewellers lists it at $5,785. 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

1.00
Carat
E
Colour
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle40.7°
OriginNatural
Grading LabIGI
CertificateIGI 743559130
Dimensions5.95 × 6.87 × 4.09 mm
L/W Ratio1.15
Girdle conditionFaceted
Top View
5.95 mm6.87 mm1.00 ctE / SI2
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 743559130
Side View
Table 60.0%Crown 34.5°Girdle: STK-THKPavilion 40.7°Culet: NoneDepth 59.5%

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: $5,785 NZD|Low: $1,764 NZD|High: $5,785 NZD|Avg: $2,729 NZD
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
November 3, 2026
Retailer 7$1,764 NZD
Retailer 10$1,997 NZD
Retailer 4$2,190 NZD
Retailer 12$2,235 NZD
Retailer 2$2,340 NZD
Retailer 3$2,372 NZD
Retailer 5$2,372 NZD
Retailer 9$2,390 NZD
Retailer 13$2,480 NZD
Retailer 6$2,614 NZD
Retailer 11$2,616 NZD
Retailer 14$2,737 NZD
Retailer 8$4,342 NZD
NZ Jewellers$5,785 NZD

35 data points across 14 retailers

14 retailers$1,764 NZD to $5,785 NZD

A
Cheapest Retailer
-
$1,764 NZD
A
Retailer 2
-
$1,997 NZD
View
B+
Retailer 3
-
$2,190 NZD
View
Final sale: no returns
A
Retailer 4
-
$2,235 NZD
View
A
Retailer 5
-
$2,340 NZD
View
A
Retailer 6
-
$2,372 NZD
View
Retailer 7
-
$2,372 NZD
View
Price last confirmed 8 days ago
A
Retailer 8
-
$2,390 NZD
View
A
Retailer 9
-
$2,480 NZD
View
A
Retailer 10
-
$2,614 NZD
View
Retailer 11
-
$2,616 NZD
View
Price last confirmed 9 days ago
A
Retailer 12
-
$2,737 NZD
View
B+
Retailer 13
-
$4,342 NZD
View
Most Expensive
B
NZ Jewellers
2ac9501a-f69a-483e-82a9-785b2124e472 · Nov 3
$5,785 NZD
$3,207 USD
View
13 more retailers have this diamond
Prices start from $1,764 NZDSave up to $4,021 NZD

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
1.00ct Heart
$1,764 NZD