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3.14ct K SI1 Round Natural Diamond

EX • K/SI1 • HRD 230000045255

Certificate HRD 230000045255

Diamond specifications and retailer prices

From £11,746 GBP
As of November 5, 2026
Save £6,283 GBP (35%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: £18,029 GBP at MOH London · As of November 4, 2026
View at MOH London

About this 3.14ct natural round diamond

This 3.14ct 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 HRD 230000045255. Listed at 8 retailers as of November 4, 2026, with prices from £11,746 to £18,029, a £6,283 spread on the same certified stone. MOH London lists it at £18,029. 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

3.14
Carat
K
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle35.5°
Pavilion angle40.8°
OriginNatural
Grading LabHRD
CertificateHRD 230000045255
Dimensions9.32 × 9.28 × 5.83 mm
L/W Ratio1.00
Girdle conditionFaceted
Top View
9.32 mm9.28 mm3.14 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateHRD 230000045255
Side View
Table 57.0%Crown 35.5°Girdle: MediumPavilion 40.8°Culet: NoneDepth 62.7%

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 5
Current: £18,029 GBP|Low: £11,746 GBP|High: £18,295 GBP|Avg: £13,861 GBP|-1.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 4£11,746 GBP
Retailer 2£12,077 GBP
Retailer 5£12,777 GBP
Retailer 9£13,539 GBP
Retailer 8£13,842 GBP
Retailer 3£13,858 GBP
Retailer 6£14,199 GBP
Retailer 7£14,374 GBP
MOH London£18,029 GBP

30 data points across 9 retailers

8 retailers£11,746 GBP to £18,029 GBP

A
Cheapest Retailer
-
£11,746 GBP
A
Retailer 2
-
£12,077 GBP
View
Retailer 3
-
£13,629 GBP
View
Price last confirmed 22 days ago
Retailer 4
-
£13,842 GBP
View
Price last confirmed 29 days ago
A
Retailer 5
-
£13,858 GBP
View
B+
Retailer 6
-
£14,199 GBP
View
Retailer 7
-
£14,374 GBP
View
Price last confirmed 28 days ago
Most Expensive
B+
MOH London
E6CE21539 · Nov 4
£18,029 GBP
View
7 more retailers have this diamond
Prices start from £11,746 GBPSave up to £6,283 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
3.14ct Round
£11,746 GBP