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Round|Natural|IGI

3.00ct K SI2 Round Natural Diamond

EX • K/SI2 • IGI 517220076

Shape and cutting style on the report: Round brilliant

Certificate IGI 517220076

Diamond specifications and retailer prices

From £10,840 GBP
As of November 1, 2026
Save £8,442 GBP (44%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £19,282 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 SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI 517220076. Listed at 11 retailers as of November 1, 2026, with prices from £10,840 to £19,282, a £8,442 spread on the same certified stone. MOH London lists it at £19,282. 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
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle32.5°
Pavilion angle41.8°
OriginNatural
Grading LabIGI
CertificateIGI 517220076
Dimensions9.30 × 9.21 × 5.69 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Top View
9.30 mm9.21 mm3.00 ctK / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateIGI 517220076
Side View
Table 61.0%Crown 32.5°Girdle: MED-STKPavilion 41.8°Culet: NoneDepth 61.4%

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: £19,282 GBP|Low: £10,632 GBP|High: £19,567 GBP|Avg: £13,689 GBP|+1.8%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 5, 2026
Retailer 5£10,840 GBP
Retailer 6£11,381 GBP
Retailer 3£11,418 GBP
Retailer 8£11,615 GBP
Retailer 9£12,380 GBP
Retailer 10£13,205 GBP
Retailer 12£13,412 GBP
Retailer 11£13,927 GBP
Retailer 2£14,378 GBP
Retailer 4£15,236 GBP
Retailer 7£17,538 GBP
MOH London£19,282 GBP

31 data points across 12 retailers

11 retailers£10,840 GBP to £19,282 GBP

A
Cheapest Retailer
-
£10,840 GBP
A
Retailer 2
-
£11,381 GBP
View
A
Retailer 3
-
£11,418 GBP
View
A
Retailer 4
-
£11,615 GBP
View
Retailer 5
-
£12,380 GBP
View
Price last confirmed 13 days ago
Retailer 6
-
£13,205 GBP
View
Price last confirmed 15 days ago
Retailer 7
-
£13,412 GBP
View
Price last confirmed 15 days ago
Retailer 8
-
£13,927 GBP
View
Price last confirmed 14 days ago
B+
Retailer 9
-
£14,378 GBP
View
Retailer 10
-
£17,538 GBP
View
Price last confirmed 14 days ago
Most Expensive
B
MOH London
9EB9CB789 · Nov 4
£19,282 GBP
View
10 more retailers have this diamond
Prices start from £10,840 GBPSave up to £8,442 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
£10,840 GBP