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5.06ct I SI2 Round Natural Diamond

EX • I/SI2 • IGI 720537813

Shape and cutting style on the report: Round brilliant

Certificate IGI 720537813

Diamond specifications and retailer prices

From £23,805 GBP
₹3,019,121 INR
As of October 30, 2026
Save £19,021 GBP (44%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: £42,826 GBP at MOH London · As of October 29, 2026
View at MOH London

About this 5.06ct natural round diamond

This 5.06ct natural round sits in the over five carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI 720537813. Listed at 7 retailers as of October 29, 2026, with prices from £23,805 to £42,826, a £19,021 spread on the same certified stone. MOH London lists it at £42,826. 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

5.06
Carat
I
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle41.3°
OriginNatural
Grading LabIGI
CertificateIGI 720537813
Dimensions10.93 × 11.00 × 6.80 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
IDEAL CUT ROUND BRILLIANT
Top View
10.93 mm11.00 mm5.06 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 720537813
Side View
Table 59.0%Crown 35.1°Girdle: MED-STKPavilion 41.3°Culet: NoneDepth 62.0%

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: Oct 30
Current: £42,826 GBP|Low: £23,668 GBP|High: £45,971 GBP|Avg: £32,404 GBP|-6.8%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 30, 2026
Retailer 2£23,805 GBP
Retailer 5£26,091 GBP
Retailer 6£27,598 GBP
Retailer 3£32,449 GBP
Retailer 4£34,733 GBP
MOH London£42,826 GBP

35 data points across 6 retailers

7 retailers£23,805 GBP to £42,826 GBP

A
Cheapest Retailer
-
£23,805 GBP
₹3,019,121 INR
A
Retailer 2
-
£26,091 GBP
$34,745 USD
View
A
Retailer 3
-
£27,598 GBP
$36,752 USD
View
Final sale: no returns
A
Retailer 4
-
£32,449 GBP
€41,154 EUR
View
A
Retailer 5
-
£34,733 GBP
View
Retailer 6
-
£34,779 GBP
$46,315 USD
View
Price last confirmed 29 days ago
Most Expensive
A
MOH London
36CABA906 · Oct 29
£42,826 GBP
View
6 more retailers have this diamond
Prices start from £23,805 GBPSave up to £19,021 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
5.06ct Round
£23,805 GBP