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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 £7,718 GBP
As of November 1, 2026
Save £3,039 GBP (28%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: £10,758 GBP 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 £7,718 to £10,758, a £3,039 spread on the same certified stone. NZ Jewellers lists it at £10,758. 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: £10,758 GBP|Low: £6,776 GBP|High: £10,773 GBP|Avg: £8,687 GBP|-0.1%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 2, 2026
Retailer 6£6,776 GBP
Retailer 4£7,718 GBP
Retailer 5£7,837 GBP
Retailer 2£8,706 GBP
Retailer 3£10,080 GBP
NZ Jewellers£10,758 GBP

28 data points across 6 retailers

5 retailers£7,718 GBP to £10,758 GBP

A
Cheapest Retailer
-
£7,718 GBP
A
Retailer 2
-
£7,837 GBP
View
A
Retailer 3
-
£8,706 GBP
View
B+
Retailer 4
-
£10,080 GBP
View
Most Expensive
B+
NZ Jewellers
a445b80a-af47-419c-9c4a-4c5a6cbc5315 · Nov 3
£10,758 GBP
$14,399 USD
View
4 more retailers have this diamond
Prices start from £7,718 GBPSave up to £3,039 GBP

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
£7,718 GBP