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Heart|Natural|IGI

1.01ct J SI2 Heart Natural Diamond

VG • J/SI2 • IGI 788607588

Shape and cutting style on the report: Heart brilliant

Certificate IGI 788607588

Diamond specifications and retailer prices

From $1,660 NZD
As of November 6, 2026
Save $2,798 NZD (63%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $4,457 NZD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.01ct natural heart diamond

This 1.01ct natural heart sits in the classic one-carat band, graded J colour (near-colourless) and SI2 clarity (slightly-included), with a very-good cut grade and certified by IGI 788607588. Listed at 13 retailers as of November 5, 2026, with prices from $1,660 to $4,457, a $2,798 spread on the same certified stone. NZ Jewellers lists it at $4,457. 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

1.01
Carat
J
Colour
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle35.8°
Pavilion angle37.9°
OriginNatural
Grading LabIGI
CertificateIGI 788607588
Dimensions5.85 × 6.90 × 4.12 mm
L/W Ratio1.18
Girdle conditionFaceted
Culet sizePointed
Top View
5.85 mm6.90 mm1.01 ctJ / SI2
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateIGI 788607588
Side View
Table 59.0%Crown 35.8°Girdle: STK-THKPavilion 37.9°Culet: NoneDepth 59.7%

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 6
Current: $4,457 NZD|Low: $1,591 NZD|High: $4,591 NZD|Avg: $2,341 NZD|-2.9%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 6, 2026
Retailer 2$1,660 NZD
Retailer 5$1,762 NZD
Retailer 6$1,793 NZD
Retailer 10$1,827 NZD
Retailer 4$1,881 NZD
Retailer 3$1,890 NZD
Retailer 11$1,898 NZD
Retailer 12$2,024 NZD
Retailer 7$2,040 NZD
Retailer 8$2,078 NZD
Retailer 9$3,341 NZD
NZ Jewellers$4,457 NZD

46 data points across 12 retailers

13 retailers$1,660 NZD to $4,457 NZD

A
Cheapest Retailer
-
$1,660 NZD
Final sale: no returns
A
Retailer 2
-
$1,762 NZD
View
A
Retailer 3
-
$1,793 NZD
View
A
Retailer 4
-
$1,827 NZD
View
Retailer 5
-
$1,881 NZD
View
Price last confirmed 8 days ago
Retailer 6
-
$1,881 NZD
View
Price last confirmed 21 days ago
B+
Retailer 7
-
$1,890 NZD
View
A
Retailer 8
-
$1,898 NZD
View
B+
Retailer 9
-
$2,024 NZD
View
B+
Retailer 10
-
$2,040 NZD
View
B+
Retailer 11
-
$2,078 NZD
View
B
Retailer 12
-
$3,341 NZD
View
Most Expensive
B
NZ Jewellers
c878000c-34ec-4765-9963-0022918c9cb8 · Nov 5
$4,457 NZD
$2,471 USD
View
12 more retailers have this diamond
Prices start from $1,660 NZDSave up to $2,798 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
1.01ct Heart
$1,660 NZD