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3.38ct K SI1 Round Natural Diamond

EX • K/SI1 • IGI 834605351

Shape and cutting style on the report: Round brilliant

Certificate IGI 834605351

Diamond specifications and retailer prices

From £7,369 GBP
As of November 5, 2026
Save £5,121 GBP (41%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: £12,490 GBP at MOH London · As of November 4, 2026
View at MOH London

About this 3.38ct natural round diamond

This 3.38ct 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 IGI 834605351. Listed at 5 retailers as of November 4, 2026, with prices from £7,369 to £12,490, a £5,121 spread on the same certified stone. MOH London lists it at £12,490. 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

3.38
Carat
K
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
Crown angle36.6°
Pavilion angle41.1°
OriginNatural
Grading LabIGI
CertificateIGI 834605351
Dimensions9.49 × 9.54 × 6.01 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Top View
9.49 mm9.54 mm3.38 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
CertificateIGI 834605351
Side View
Table 57.0%Crown 36.6°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 63.1%

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: £12,490 GBP|Low: £6,764 GBP|High: £12,524 GBP|Avg: £9,453 GBP|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 6, 2026
Retailer 4£7,369 GBP
Retailer 2£8,860 GBP
Retailer 5£9,102 GBP
Retailer 3£10,070 GBP
MOH London£12,490 GBP

9 data points across 5 retailers

5 retailers£7,369 GBP to £12,490 GBP

A
Cheapest Retailer
-
£7,369 GBP
A
Retailer 2
-
£8,860 GBP
View
B+
Retailer 3
-
£9,102 GBP
View
A
Retailer 4
-
£10,070 GBP
View
Most Expensive
B+
MOH London
174A69DA0 · Nov 4
£12,490 GBP
View
4 more retailers have this diamond
Prices start from £7,369 GBPSave up to £5,121 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
3.38ct Round
£7,369 GBP