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Radiant|Natural|GIA

2.40ct K SI2 Radiant Natural Diamond

ID • K/SI2 • GIA 6551388882

Certificate GIA 6551388882

Diamond specifications and retailer prices

From £6,679 GBP
As of November 6, 2026
Save £3,969 GBP (37%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: £10,648 GBP at MOH London · As of November 4, 2026
View at MOH London

About this 2.4ct natural radiant diamond

This 2.4ct natural radiant sits in the two to three carat band, graded K colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6551388882. Listed at 7 retailers as of November 4, 2026, with prices from £6,679 to £10,648, a £3,969 spread on the same certified stone. MOH London lists it at £10,648. 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

2.40
Carat
K
Colour
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 6551388882
Dimensions8.99 × 6.65 × 4.59 mm
L/W Ratio1.35
Girdle conditionPolished
Culet sizeNone
Key to symbols
Crystal, Feather, Needle, Natural
Top View
8.99 mm6.65 mm2.40 ctK / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6551388882
Side View
Table 64.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 69.1%

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 6
Current: £10,648 GBP|Low: £6,679 GBP|High: £10,805 GBP|Avg: £8,153 GBP|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 7, 2026
Retailer 4£6,679 GBP
Retailer 5£7,133 GBP
Retailer 2£7,479 GBP
Retailer 6£7,956 GBP
Retailer 7£8,389 GBP
Retailer 3£8,564 GBP
MOH London£10,648 GBP

44 data points across 7 retailers

7 retailers£6,679 GBP to £10,648 GBP

A
Cheapest Retailer
-
£6,679 GBP
B+
Retailer 2
-
£7,133 GBP
View
B+
Retailer 3
-
£7,479 GBP
View
B+
Retailer 4
-
£7,956 GBP
View
B+
Retailer 5
-
£8,389 GBP
View
B+
Retailer 6
-
£8,564 GBP
View
Most Expensive
B
MOH London
EC1EB5671 · Nov 4
£10,648 GBP
View
6 more retailers have this diamond
Prices start from £6,679 GBPSave up to £3,969 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
2.40ct Radiant
£6,679 GBP