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Radiant|Natural|GIA

3.09ct I SI2 Radiant Natural Diamond

EX • I/SI2 • GIA 2231661674

Certificate GIA 2231661674

Diamond specifications and retailer prices

From £14,811 GBP
As of November 6, 2026
Save £10,413 GBP (41%) vs most expensive(unlock to see where)
30 retailers carry this diamond
Most expensive: £25,224 GBP at MOH London · As of November 2, 2026
View at MOH London

About this 3.09ct natural radiant diamond

This 3.09ct natural radiant sits in the three to five carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2231661674. Listed at 30 retailers as of November 2, 2026, with prices from £14,811 to £25,224, a £10,413 spread on the same certified stone. MOH London lists it at £25,224. 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

3.09
Carat
I
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle44.58°
Pavilion angle30.29°
OriginNatural
Grading LabGIA
CertificateGIA 2231661674
Dimensions9.79 × 7.25 × 4.71 mm
L/W Ratio1.35
Girdle conditionThick
Key to symbols
Feather, Crystal, Cloud, Cavity, Needle, Natural
Top View
9.79 mm7.25 mm3.09 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2231661674
Side View
Table 68.0%Crown 44.58°Girdle: STK-THKPavilion 30.29°Culet: NoneDepth 65.0%

Caratlytics Score

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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 6
Current: £25,224 GBP|Low: £13,747 GBP|High: £25,494 GBP|Avg: £17,739 GBP|-1.1%
MOH London
Retailer 2
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Retailer 24
November 6, 2026
Retailer 10£13,747 GBP
Retailer 14£14,811 GBP
Retailer 13£15,107 GBP
Retailer 17£15,477 GBP
Retailer 22£15,582 GBP
Retailer 11£15,856 GBP
Retailer 3£16,151 GBP
Retailer 18£16,646 GBP
Retailer 21£16,752 GBP
Retailer 8£16,915 GBP
Retailer 5£16,959 GBP
Retailer 7£17,438 GBP
Retailer 9£17,438 GBP
Retailer 6£17,497 GBP
Retailer 2£17,629 GBP
Retailer 15£17,629 GBP
Retailer 23£18,013 GBP
Retailer 4£18,170 GBP
Retailer 20£18,882 GBP
Retailer 12£19,426 GBP
Retailer 16£19,662 GBP
Retailer 19£19,863 GBP
Retailer 24£22,880 GBP
MOH London£25,224 GBP

25 data points across 24 retailers

30 retailers£14,811 GBP to £25,224 GBP

Retailer 1
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£13,747 GBP
Price last confirmed 10 days ago
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Retailer 2
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£14,811 GBP
View
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Retailer 3
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£14,847 GBP
View
A
Retailer 4
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£14,959 GBP
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Retailer 5
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£15,082 GBP
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Retailer 6
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£15,107 GBP
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Retailer 7
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£15,299 GBP
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Retailer 8
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£15,582 GBP
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Retailer 9
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£15,856 GBP
View
Retailer 10
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£16,151 GBP
View
Price last confirmed 9 days ago
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Retailer 11
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£16,646 GBP
View
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Retailer 12
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£16,752 GBP
View
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Retailer 13
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£16,754 GBP
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Retailer 14
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£16,915 GBP
View
A
Retailer 15
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£16,959 GBP
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Retailer 16
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£17,259 GBP
View
A
Retailer 17
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£17,438 GBP
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Retailer 18
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£17,438 GBP
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Retailer 19
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£17,497 GBP
View
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Retailer 20
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£17,629 GBP
View
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Retailer 21
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£17,629 GBP
View
Retailer 22
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£17,727 GBP
View
Price last confirmed 15 days ago
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Retailer 23
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£18,013 GBP
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Retailer 24
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£18,170 GBP
View
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Retailer 25
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£18,882 GBP
View
Retailer 26
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£19,426 GBP
View
Price last confirmed 11 days ago
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Retailer 27
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£19,662 GBP
View
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Retailer 28
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£19,863 GBP
View
Retailer 29
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£22,880 GBP
View
Price last confirmed 8 days ago
Most Expensive
B+
MOH London
90E64CC8F · Nov 2
£25,224 GBP
View
29 more retailers have this diamond
Prices start from £14,811 GBPSave up to £10,413 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
3.09ct Radiant
£14,811 GBP