Round|Natural|GIA

4.01ct K SI1 Round Natural Diamond

EX • K/SI1 • GIA 7541415260

Certificate GIA 7541415260

Diamond specifications and retailer prices

From £25,250 GBP
As of October 30, 2026
9 retailers carry this diamond
Most expensive: £39,569 GBP at MOH London · As of October 29, 2026
View at MOH London

About this 4.01ct natural round diamond

This 4.01ct 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 7541415260. Listed at 9 retailers as of October 30, 2026. 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

4.01
Carat
K
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Crown angle31.5°
Pavilion angle41.8°
OriginNatural
Grading LabGIA
CertificateGIA 7541415260
Dimensions10.28 × 10.34 × 6.26 mm
L/W Ratio1.01
Key to symbols
Crystal
Top View
10.28 mm10.34 mm4.01 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 7541415260
Side View
Table 59.0%Crown 31.5°Girdle: MediumPavilion 41.8°Culet: NoneDepth 60.7%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: £39,569 GBP|Low: £24,152 GBP|High: £39,832 GBP|Avg: £28,604 GBP|-0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 29, 2026
Retailer 9£24,152 GBP
Retailer 4£25,250 GBP
Retailer 2£25,438 GBP
Retailer 8£26,251 GBP
Retailer 3£26,687 GBP
Retailer 6£27,713 GBP
Retailer 10£29,428 GBP
Retailer 7£30,032 GBP
Retailer 5£30,529 GBP
MOH London£39,569 GBP

16 data points across 10 retailers

9 retailers

Retailer 1
-
£24,152 GBP
Price last confirmed 8 days ago
A
Retailer 2
-
£25,250 GBP
View
Retailer 3
-
£25,438 GBP
View
Price last confirmed 8 days ago
Retailer 4
-
£26,251 GBP
View
Price last confirmed 10 days ago
Retailer 5
-
£26,687 GBP
View
Price last confirmed 8 days ago
Retailer 6
-
£27,713 GBP
View
Price last confirmed 8 days ago
Retailer 7
-
£30,032 GBP
View
Price last confirmed 10 days ago
Retailer 8
-
£30,529 GBP
View
Price last confirmed 9 days ago
Most Expensive
MOH London
9F90BD540 · Oct 29
£39,569 GBP
View
Price last confirmed 8 days ago
8 more retailers have this diamond
Prices start from £25,250 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
4.01ct Round
£25,250 GBP