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Round|Natural|GIA

3.03ct F SI1 Round Natural Diamond

EX • F/SI1 • GIA 2437363943

Certificate GIA 2437363943

Diamond specifications and retailer prices

From £38,013 GBP
As of November 1, 2026
Save £31,729 GBP (45%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: £69,742 GBP at MOH London · As of November 4, 2026
View at MOH London

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 2437363943. Listed at 21 retailers as of November 1, 2026, with prices from £38,013 to £69,742, a £31,729 spread on the same certified stone. MOH London lists it at £69,742. 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle32.5°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 2437363943
Dimensions9.43 × 9.39 × 5.62 mm
L/W Ratio1.00
Top View
9.43 mm9.39 mm3.03 ctF / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2437363943
Side View
Table 60.0%Crown 32.5°Girdle: MED-STKPavilion 41.2°Culet: 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 1
Current: £69,742 GBP|Low: £38,013 GBP|High: £70,771 GBP|Avg: £49,069 GBP|-1.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 6, 2026
Retailer 6£38,013 GBP
Retailer 2£40,168 GBP
Retailer 7£42,486 GBP
Retailer 4£44,381 GBP
Retailer 5£52,334 GBP
Retailer 3£57,645 GBP
MOH London£69,742 GBP

37 data points across 7 retailers

21 retailers£38,013 GBP to £69,742 GBP

B+
Cheapest Retailer
-
£38,013 GBP
B+
Retailer 2
-
£40,168 GBP
View
B
Retailer 3
-
£40,560 GBP
View
B
Retailer 4
-
£40,578 GBP
View
B
Retailer 5
-
£41,959 GBP
View
Retailer 6
-
£42,486 GBP
View
Price last confirmed 33 days ago
B
Retailer 7
-
£43,332 GBP
View
B
Retailer 8
-
£44,381 GBP
View
Retailer 9
-
£44,776 GBP
View
Price last confirmed 8 days ago
B
Retailer 10
-
£46,366 GBP
View
B
Retailer 11
-
£46,366 GBP
View
B
Retailer 12
-
£46,641 GBP
View
B
Retailer 13
-
£46,641 GBP
View
B
Retailer 14
-
£47,905 GBP
View
B
Retailer 15
-
£48,507 GBP
View
B
Retailer 16
-
£50,372 GBP
View
B
Retailer 17
-
£52,334 GBP
View
B
Retailer 18
-
£52,486 GBP
View
B
Retailer 19
-
£57,645 GBP
View
B
Retailer 20
-
£67,636 GBP
View
Most Expensive
B
MOH London
B65BECA75 · Nov 4
£69,742 GBP
View
20 more retailers have this diamond
Prices start from £38,013 GBPSave up to £31,729 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
£38,013 GBP