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3.13ct K SI2 Round Natural Diamond

EX • K/SI2 • GIA 6502846133

Certificate GIA 6502846133

Diamond specifications and retailer prices

From £14,329 GBP
As of November 6, 2026
Save £7,333 GBP (34%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: £21,662 GBP at MOH London · As of November 4, 2026
View at MOH London

About this 3.13ct natural round diamond

This 3.13ct 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 GIA 6502846133. Listed at 7 retailers as of November 4, 2026, with prices from £14,329 to £21,662, a £7,333 spread on the same certified stone. MOH London lists it at £21,662. 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

3.13
Carat
K
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle33°
Pavilion angle41.6°
OriginNatural
Grading LabGIA
CertificateGIA 6502846133
Dimensions9.32 × 9.38 × 5.80 mm
L/W Ratio1.01
Star length50%
Lower girdle80%
Top View
9.32 mm9.38 mm3.13 ctK / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6502846133
Side View
Table 59.0%Crown 33°Girdle: MED-STKPavilion 41.6°Culet: NoneDepth 62.0%

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: £21,662 GBP|Low: £12,792 GBP|High: £21,982 GBP|Avg: £16,753 GBP|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 6, 2026
Retailer 5£14,329 GBP
Retailer 4£14,712 GBP
Retailer 7£14,906 GBP
Retailer 2£15,915 GBP
Retailer 3£16,349 GBP
Retailer 6£19,703 GBP
MOH London£21,662 GBP

45 data points across 7 retailers

7 retailers£14,329 GBP to £21,662 GBP

A
Cheapest Retailer
-
£14,329 GBP
A
Retailer 2
-
£14,712 GBP
View
Final sale: no returns
A
Retailer 3
-
£14,906 GBP
View
A
Retailer 4
-
£15,915 GBP
View
A
Retailer 5
-
£16,349 GBP
View
B+
Retailer 6
-
£19,703 GBP
View
Most Expensive
B
MOH London
4C5F6FDE2 · Nov 4
£21,662 GBP
View
6 more retailers have this diamond
Prices start from £14,329 GBPSave up to £7,333 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
3.13ct Round
£14,329 GBP