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3.31ct K SI1 Round Natural Diamond

EX • K/SI1 • GIA 2547617635

Certificate GIA 2547617635

Diamond specifications and retailer prices

From £16,392 GBP
As of November 6, 2026
Save £10,316 GBP (39%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: £26,708 GBP at MOH London · As of November 4, 2026
View at MOH London

About this 3.31ct natural round diamond

This 3.31ct 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 GIA 2547617635. Listed at 10 retailers as of November 4, 2026, with prices from £16,392 to £26,708, a £10,316 spread on the same certified stone. MOH London lists it at £26,708. 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

3.31
Carat
K
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Crown angle35.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 2547617635
Dimensions9.52 × 9.57 × 5.91 mm
L/W Ratio1.01
Top View
9.52 mm9.57 mm3.31 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 2547617635
Side View
Table 57.0%Crown 35.5°Girdle: MED-STKPavilion 41°Culet: NoneDepth 61.9%

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 6
Current: £26,708 GBP|Low: £16,392 GBP|High: £27,102 GBP|Avg: £20,149 GBP|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 9£16,392 GBP
Retailer 2£17,292 GBP
Retailer 5£17,833 GBP
Retailer 10£17,994 GBP
Retailer 6£18,111 GBP
Retailer 3£20,087 GBP
Retailer 8£20,201 GBP
Retailer 4£20,842 GBP
Retailer 7£24,291 GBP
MOH London£26,708 GBP

23 data points across 10 retailers

10 retailers£16,392 GBP to £26,708 GBP

A
Cheapest Retailer
-
£16,392 GBP
A
Retailer 2
-
£17,292 GBP
View
B+
Retailer 3
-
£17,833 GBP
View
B+
Retailer 4
-
£17,994 GBP
View
B+
Retailer 5
-
£18,111 GBP
View
B+
Retailer 6
-
£20,087 GBP
View
B+
Retailer 7
-
£20,201 GBP
View
B+
Retailer 8
-
£20,842 GBP
View
B
Retailer 9
-
£24,291 GBP
View
Most Expensive
B
MOH London
E12B9BBE2 · Nov 4
£26,708 GBP
View
9 more retailers have this diamond
Prices start from £16,392 GBPSave up to £10,316 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
3.31ct Round
£16,392 GBP