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3.02ct J SI1 Round Natural Diamond

EX • J/SI1 • IGI 623473592

Shape and cutting style on the report: Round brilliant

Certificate IGI 623473592

Diamond specifications and retailer prices

From £12,237 GBP
As of November 1, 2026
Save £6,826 GBP (36%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £19,063 GBP at MOH London · As of November 4, 2026
View at MOH London

About this 3.02ct natural round diamond

This 3.02ct natural round sits in the three to five carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI 623473592. Listed at 15 retailers as of November 1, 2026, with prices from £12,237 to £19,063, a £6,826 spread on the same certified stone. MOH London lists it at £19,063. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

3.02
Carat
J
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.1°
Pavilion angle40.8°
OriginNatural
Grading LabIGI
CertificateIGI 623473592
Dimensions9.21 × 9.26 × 5.73 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
IDEAL CUT ROUND BRILLIANT
Top View
9.21 mm9.26 mm3.02 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 623473592
Side View
Table 55.0%Crown 33.1°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.0%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: £19,063 GBP|Low: £12,237 GBP|High: £20,380 GBP|Avg: £14,762 GBP|-6.5%
MOH London
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
Retailer 15
November 6, 2026
Retailer 4£12,237 GBP
Retailer 5£12,469 GBP
Retailer 6£12,643 GBP
Retailer 9£12,700 GBP
Retailer 13£13,207 GBP
Retailer 2£13,330 GBP
Retailer 7£13,752 GBP
Retailer 14£14,185 GBP
Retailer 12£14,636 GBP
Retailer 10£14,735 GBP
Retailer 15£15,016 GBP
Retailer 3£15,199 GBP
Retailer 8£15,757 GBP
Retailer 11£17,339 GBP
MOH London£19,063 GBP

20 data points across 15 retailers

15 retailers£12,237 GBP to £19,063 GBP

A
Cheapest Retailer
-
£12,237 GBP
A
Retailer 2
-
£12,469 GBP
View
A
Retailer 3
-
£12,643 GBP
View
A
Retailer 4
-
£12,700 GBP
View
A
Retailer 5
-
£13,207 GBP
View
A
Retailer 6
-
£13,330 GBP
View
Retailer 7
-
£13,752 GBP
View
Price last confirmed 8 days ago
A
Retailer 8
-
£14,185 GBP
View
A
Retailer 9
-
£14,636 GBP
View
A
Retailer 10
-
£14,735 GBP
View
A
Retailer 11
-
£15,016 GBP
View
A
Retailer 12
-
£15,199 GBP
View
B+
Retailer 13
-
£15,757 GBP
View
B+
Retailer 14
-
£17,339 GBP
View
Most Expensive
B+
MOH London
B35D4CA66 · Nov 4
£19,063 GBP
View
14 more retailers have this diamond
Prices start from £12,237 GBPSave up to £6,826 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
3.02ct Round
£12,237 GBP