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Round|Natural|IGI

3.00ct K SI1 Round Natural Diamond

EX • K/SI1 • IGI 560225102

Shape and cutting style on the report: Round brilliant

Certificate IGI 560225102

Diamond specifications and retailer prices

From £7,809 GBP
As of November 1, 2026
Save £4,310 GBP (36%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: £12,119 GBP at MOH London · As of November 4, 2026
View at MOH London

About this 3ct natural round diamond

This 3ct natural round sits in the three to five carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI 560225102. Listed at 8 retailers as of November 1, 2026, with prices from £7,809 to £12,119, a £4,310 spread on the same certified stone. MOH London lists it at £12,119. 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

3.00
Carat
K
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle35.7°
Pavilion angle40.5°
OriginNatural
Grading LabIGI
CertificateIGI 560225102
Dimensions9.29 × 9.19 × 5.63 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
IDEAL CUT ROUND BRILLIANT
Top View
9.29 mm9.19 mm3.00 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI 560225102
Side View
Table 59.0%Crown 35.7°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 60.8%

Caratlytics Score

How it works →
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: £12,119 GBP|Low: £7,809 GBP|High: £12,298 GBP|Avg: £9,111 GBP|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 6, 2026
Retailer 5£7,809 GBP
Retailer 8£7,969 GBP
Retailer 7£8,044 GBP
Retailer 2£8,384 GBP
Retailer 6£8,588 GBP
Retailer 4£9,770 GBP
Retailer 3£10,016 GBP
MOH London£12,119 GBP

42 data points across 8 retailers

8 retailers£7,809 GBP to £12,119 GBP

A
Cheapest Retailer
-
£7,809 GBP
A
Retailer 2
-
£7,969 GBP
View
A
Retailer 3
-
£8,044 GBP
View
A
Retailer 4
-
£8,384 GBP
View
Retailer 5
-
£8,588 GBP
View
Price last confirmed 8 days ago
A
Retailer 6
-
£9,770 GBP
View
A
Retailer 7
-
£10,016 GBP
View
Most Expensive
B+
MOH London
0A76EC97F · Nov 4
£12,119 GBP
View
7 more retailers have this diamond
Prices start from £7,809 GBPSave up to £4,310 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
3.00ct Round
£7,809 GBP