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Round|Natural|GIA

3.01ct K SI1 Round Natural Diamond

EX • K/SI1 • GIA 1553267859

Certificate GIA 1553267859

Diamond specifications and retailer prices

From £15,020 GBP
As of November 4, 2026
Save £10,429 GBP (41%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £25,450 GBP at MOH London · As of November 4, 2026
View at MOH London

About this 3.01ct natural round diamond

This 3.01ct 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 1553267859. Listed at 13 retailers as of November 4, 2026, with prices from £15,020 to £25,450, a £10,429 spread on the same certified stone. MOH London lists it at £25,450. 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

3.01
Carat
K
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
Crown angle32.5°
Pavilion angle41.8°
OriginNatural
Grading LabGIA
CertificateGIA 1553267859
Dimensions9.25 × 9.33 × 5.68 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Feather, Needle
Top View
9.25 mm9.33 mm3.01 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
CertificateGIA 1553267859
Side View
Table 61.0%Crown 32.5°Girdle: MED-STKPavilion 41.8°Culet: NoneDepth 61.1%

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 4
Current: £25,450 GBP|Low: £15,933 GBP|High: £25,825 GBP|Avg: £19,183 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 10£15,933 GBP
Retailer 3£16,213 GBP
Retailer 9£16,339 GBP
Retailer 5£17,156 GBP
Retailer 7£17,701 GBP
Retailer 8£18,382 GBP
Retailer 4£19,696 GBP
Retailer 2£21,034 GBP
Retailer 6£23,147 GBP
MOH London£25,450 GBP

40 data points across 10 retailers

13 retailers£15,020 GBP to £25,450 GBP

A
Cheapest Retailer
-
£15,020 GBP
B+
Retailer 2
-
£15,933 GBP
View
B+
Retailer 3
-
£16,213 GBP
View
Retailer 4
-
£16,339 GBP
View
Price last confirmed 8 days ago
B+
Retailer 5
-
£16,925 GBP
View
B+
Retailer 6
-
£17,156 GBP
View
B+
Retailer 7
-
£17,701 GBP
View
B+
Retailer 8
-
£18,382 GBP
View
B+
Retailer 9
-
£19,051 GBP
View
B+
Retailer 10
-
£19,696 GBP
View
B
Retailer 11
-
£21,034 GBP
View
B
Retailer 12
-
£23,147 GBP
View
Most Expensive
B
MOH London
2955A3553 · Nov 4
£25,450 GBP
View
12 more retailers have this diamond
Prices start from £15,020 GBPSave up to £10,429 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
3.01ct Round
£15,020 GBP