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Round|Natural|GIA

3.03ct F SI1 Round Natural Diamond

ID • F/SI1 • GIA 4

Certificate GIA 4

Diamond specifications and retailer prices

From £38,610 GBP
As of November 6, 2026
Save £5,922 GBP (13%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: £50,372 GBP at Aurelinne · As of September 6, 2026
View at Aurelinne

About this 3.03ct natural round diamond

This 3.03ct natural round sits in the three to five carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA. Listed at 4 retailers as of November 5, 2026, with a relatively tight 15% spread, which is unusual at this carat range and suggests competitive pricing across the listings. 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

3.03
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 4
Dimensions9.39 × 9.43 × 5.62 mm
L/W Ratio1.00
Top View
9.39 mm9.43 mm3.03 ctF / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 4
Side View
Table 60.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 59.7%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: £50,372 GBP|Low: £38,227 GBP|High: £50,372 GBP|Avg: £43,082 GBP
Aurelinne
Retailer 2
Retailer 3
Retailer 4
Retailer 5
September 23, 2026
Retailer 2£38,610 GBP
Retailer 5£41,047 GBP
Retailer 4£44,532 GBP
Retailer 3£44,776 GBP
Aurelinne£50,372 GBP

4 data points across 5 retailers

4 retailers£38,610 GBP to £44,532 GBP

B+
Cheapest Retailer
-
£38,610 GBP
B
Retailer 2
-
£41,047 GBP
View
B
Retailer 3
-
£44,532 GBP
View
Most Expensive
Aurelinne
3c4f4ea7-e201-4d9b-8b80-e2d710dfe0b6 · Sep 6
£50,372 GBP
$67,423 USD
View
Price last confirmed 61 days ago
3 more retailers have this diamond
Prices start from £38,610 GBPSave up to £5,922 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.

B+
3.03ct Round
£38,610 GBP