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Round|Natural|GIA

3.00ct G SI2 Round Natural Diamond

EX • G/SI2 • GIA 2566771642

Certificate GIA 2566771642

Diamond specifications and retailer prices

From £18,356 GBP
As of November 6, 2026
Save £15,037 GBP (45%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £33,393 GBP at MOH London · As of November 4, 2026
View at MOH London

About this 3ct natural round diamond

This 3ct natural round sits in the three to five carat band, graded G colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2566771642. Listed at 13 retailers as of November 4, 2026, with prices from £18,356 to £33,393, a £15,037 spread on the same certified stone. MOH London lists it at £33,393. 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

3.00
Carat
G
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Crown angle34.5°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 2566771642
Dimensions9.22 × 9.27 × 5.60 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Twinning Wisp, Feather, Crystal, Cavity, Needle, Natural
Top View
9.22 mm9.27 mm3.00 ctG / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 2566771642
Side View
Table 60.0%Crown 34.5°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 60.5%

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: £33,393 GBP|Low: £18,356 GBP|High: £33,483 GBP|Avg: £23,977 GBP|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 6, 2026
Retailer 2£18,356 GBP
Retailer 4£20,895 GBP
Retailer 6£21,429 GBP
Retailer 12£21,545 GBP
Retailer 11£21,680 GBP
Retailer 8£22,333 GBP
Retailer 9£24,848 GBP
Retailer 7£25,008 GBP
Retailer 3£25,637 GBP
Retailer 5£26,225 GBP
Retailer 10£26,623 GBP
MOH London£33,393 GBP

7 data points across 12 retailers

13 retailers£18,356 GBP to £33,393 GBP

A
Cheapest Retailer
-
£18,356 GBP
A
Retailer 2
-
£20,348 GBP
View
A
Retailer 3
-
£20,895 GBP
View
Final sale: no returns
A
Retailer 4
-
£21,429 GBP
View
A
Retailer 5
-
£21,545 GBP
View
A
Retailer 6
-
£21,680 GBP
View
A
Retailer 7
-
£22,333 GBP
View
B+
Retailer 8
-
£24,848 GBP
View
B+
Retailer 9
-
£25,008 GBP
View
B+
Retailer 10
-
£25,637 GBP
View
B+
Retailer 11
-
£26,225 GBP
View
B+
Retailer 12
-
£26,623 GBP
View
Most Expensive
B
MOH London
92B6494DF · Nov 4
£33,393 GBP
View
12 more retailers have this diamond
Prices start from £18,356 GBPSave up to £15,037 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
3.00ct Round
£18,356 GBP