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Heart|Natural|IGI

3.06ct J SI2 Heart Natural Diamond

VG • J/SI2 • IGI 589323204

Shape and cutting style on the report: Heart brilliant

Certificate IGI 589323204

Diamond specifications and retailer prices

From £11,439 GBP
As of November 6, 2026
Save £9,378 GBP (45%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: £20,817 GBP at MOH London · As of November 4, 2026
View at MOH London

About this 3.06ct natural heart diamond

This 3.06ct 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 589323204. Listed at 10 retailers as of November 4, 2026, with prices from £11,439 to £20,817, a £9,378 spread on the same certified stone. MOH London lists it at £20,817. 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

3.06
Carat
J
Colour
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.8°
Pavilion angle39.6°
OriginNatural
Grading LabIGI
CertificateIGI 589323204
Dimensions8.87 × 9.98 × 5.96 mm
L/W Ratio1.13
Girdle conditionFaceted
Culet sizePointed
Top View
8.87 mm9.98 mm3.06 ctJ / SI2
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 589323204
Side View
Table 59.0%Crown 35.8°Girdle: MED-VTKPavilion 39.6°Culet: NoneDepth 59.7%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: £20,817 GBP|Low: £11,439 GBP|High: £21,125 GBP|Avg: £15,842 GBP|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 2£11,439 GBP
Retailer 10£13,562 GBP
Retailer 3£13,678 GBP
Retailer 9£14,138 GBP
Retailer 8£14,752 GBP
Retailer 5£15,490 GBP
Retailer 7£15,982 GBP
Retailer 6£16,596 GBP
Retailer 11£18,247 GBP
Retailer 4£18,934 GBP
MOH London£20,817 GBP

46 data points across 11 retailers

10 retailers£11,439 GBP to £20,817 GBP

B+
Cheapest Retailer
-
£11,439 GBP
B
Retailer 2
-
£13,562 GBP
View
B
Retailer 3
-
£13,678 GBP
View
B
Retailer 4
-
£14,138 GBP
View
Final sale: no returns
Retailer 5
-
£14,752 GBP
View
Price last confirmed 8 days ago
B
Retailer 6
-
£15,490 GBP
View
B
Retailer 7
-
£15,982 GBP
View
B
Retailer 8
-
£16,596 GBP
View
B
Retailer 9
-
£18,934 GBP
View
Most Expensive
B
MOH London
3E589A819 · Nov 4
£20,817 GBP
View
9 more retailers have this diamond
Prices start from £11,439 GBPSave up to £9,378 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.

B+
3.06ct Heart
£11,439 GBP