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Heart|Natural|IGI

3.03ct J SI2 Heart Natural Diamond

VG • J/SI2 • IGI 717509720

Shape and cutting style on the report: Heart brilliant

Certificate IGI 717509720

Diamond specifications and retailer prices

From $18,636 NZD
As of November 1, 2026
Save $7,338 NZD (28%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $25,974 NZD at NZ Jewellers · As of November 3, 2026
View at NZ Jewellers

About this 3.03ct natural heart diamond

This 3.03ct natural heart sits in the three to five carat band, graded J colour (near-colourless) and SI2 clarity (slightly-included), with a very-good cut grade and certified by IGI 717509720. Listed at 5 retailers as of November 1, 2026, with prices from $18,636 to $25,974, a $7,338 spread on the same certified stone. NZ Jewellers lists it at $25,974. 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

3.03
Carat
J
Colour
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle41.4°
OriginNatural
Grading LabIGI
CertificateIGI 717509720
Dimensions8.69 × 10.27 × 6.02 mm
L/W Ratio1.18
Girdle conditionFaceted
Culet sizePointed
Top View
8.69 mm10.27 mm3.03 ctJ / SI2
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 717509720
Side View
Table 64.0%Crown 34.3°Girdle: MED-THKPavilion 41.4°Culet: NoneDepth 58.6%

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 1
Current: $25,974 NZD|Low: $16,360 NZD|High: $26,010 NZD|Avg: $20,976 NZD|-0.1%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 2, 2026
Retailer 6$16,360 NZD
Retailer 4$18,636 NZD
Retailer 5$18,923 NZD
Retailer 2$21,021 NZD
Retailer 3$24,338 NZD
NZ Jewellers$25,974 NZD

28 data points across 6 retailers

5 retailers$18,636 NZD to $25,974 NZD

A
Cheapest Retailer
-
$18,636 NZD
A
Retailer 2
-
$18,923 NZD
View
A
Retailer 3
-
$21,021 NZD
View
B+
Retailer 4
-
$24,338 NZD
View
Most Expensive
B+
NZ Jewellers
a445b80a-af47-419c-9c4a-4c5a6cbc5315 · Nov 3
$25,974 NZD
$14,399 USD
View
4 more retailers have this diamond
Prices start from $18,636 NZDSave up to $7,338 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
3.03ct Heart
$18,636 NZD