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5.06ct K SI1 Round Natural Diamond

EX • K/SI1 • IGI 779662314

Shape and cutting style on the report: Round brilliant

Certificate IGI 779662314

Diamond specifications and retailer prices

From £29,929 GBP
As of November 6, 2026
Save £16,753 GBP (36%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £46,682 GBP at MOH London · As of November 4, 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 K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI 779662314. Listed at 13 retailers as of November 4, 2026, with prices from £29,929 to £46,682, a £16,753 spread on the same certified stone. MOH London lists it at £46,682. 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
K
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle41.7°
OriginNatural
Grading LabIGI
CertificateIGI 779662314
Dimensions10.90 × 10.98 × 6.83 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Top View
10.90 mm10.98 mm5.06 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 779662314
Side View
Table 59.0%Crown 33°Girdle: MED-STKPavilion 41.7°Culet: NoneDepth 62.4%

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 6
Current: £46,682 GBP|Low: £29,963 GBP|High: £47,371 GBP|Avg: £34,984 GBP|-1.3%
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 5£29,963 GBP
Retailer 2£30,275 GBP
Retailer 7£31,220 GBP
Retailer 3£32,064 GBP
Retailer 11£33,082 GBP
Retailer 10£34,461 GBP
Retailer 9£35,839 GBP
Retailer 4£36,012 GBP
Retailer 6£36,082 GBP
Retailer 8£37,217 GBP
MOH London£46,682 GBP

36 data points across 11 retailers

13 retailers£29,929 GBP to £46,682 GBP

A
Cheapest Retailer
-
£29,929 GBP
A
Retailer 2
-
£29,963 GBP
View
A
Retailer 3
-
£29,980 GBP
View
A
Retailer 4
-
£30,275 GBP
View
A
Retailer 5
-
£31,220 GBP
View
A
Retailer 6
-
£32,064 GBP
View
Retailer 7
-
£33,082 GBP
View
Price last confirmed 8 days ago
A
Retailer 8
-
£34,461 GBP
View
A
Retailer 9
-
£35,839 GBP
View
A
Retailer 10
-
£36,012 GBP
View
A
Retailer 11
-
£36,082 GBP
View
B+
Retailer 12
-
£37,217 GBP
View
Most Expensive
B+
MOH London
B96DF2A7A · Nov 4
£46,682 GBP
View
12 more retailers have this diamond
Prices start from £29,929 GBPSave up to £16,753 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
£29,929 GBP