Round|Natural|GIA

3.33ct F SI1 Round Natural Diamond

EX • F/SI1 • GIA 5242005247

Certificate GIA 5242005247

Diamond specifications and retailer prices

From £42,919 GBP
As of November 5, 2026
Save £10,768 GBP (20%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £67,620 GBP at MOH London · As of October 1, 2026
View at MOH London

About this 3.33ct natural round diamond

This 3.33ct 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 5242005247. Listed at 13 retailers as of November 5, 2026, with a 25% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

3.33
Carat
F
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle41.6°
OriginNatural
Grading LabGIA
CertificateGIA 5242005247
Dimensions9.82 × 9.86 × 5.78 mm
L/W Ratio1.00
Culet sizeNone
Top View
9.82 mm9.86 mm3.33 ctF / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5242005247
Side View
Table 62.0%Crown 33°Girdle: THN-MEDPavilion 41.6°Culet: NoneDepth 58.7%

Caratlytics Score

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

Price History

Last verified: Nov 5
Current: £67,620 GBP|Low: £38,176 GBP|High: £67,620 GBP|Avg: £47,314 GBP
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
November 6, 2026
Retailer 4£38,176 GBP
Retailer 17£40,895 GBP
Retailer 5£42,782 GBP
Retailer 11£42,919 GBP
Retailer 15£43,864 GBP
Retailer 2£44,431 GBP
Retailer 6£44,564 GBP
Retailer 16£44,564 GBP
Retailer 9£45,764 GBP
Retailer 8£46,347 GBP
Retailer 13£48,028 GBP
Retailer 7£48,130 GBP
Retailer 14£48,133 GBP
Retailer 10£50,632 GBP
Retailer 12£53,687 GBP
Retailer 3£54,430 GBP
MOH London£67,620 GBP

18 data points across 17 retailers

13 retailers£42,919 GBP to £53,687 GBP

Retailer 1
-
£40,895 GBP
Price last confirmed 36 days ago
B+
Retailer 2
-
£42,919 GBP
View
B
Retailer 3
-
£44,431 GBP
View
Retailer 4
-
£44,564 GBP
View
Price last confirmed 39 days ago
Retailer 5
-
£44,564 GBP
View
Price last confirmed 32 days ago
Retailer 6
-
£46,347 GBP
View
Price last confirmed 37 days ago
B
Retailer 7
-
£48,028 GBP
View
Retailer 8
-
£48,130 GBP
View
Price last confirmed 39 days ago
B
Retailer 9
-
£48,133 GBP
View
B
Retailer 10
-
£50,632 GBP
View
B
Retailer 11
-
£53,687 GBP
View
Retailer 12
-
£54,430 GBP
View
Price last confirmed 37 days ago
Most Expensive
MOH London
F63A30507 · Oct 1
£67,620 GBP
View
Price last confirmed 36 days ago
12 more retailers have this diamond
Prices start from £42,919 GBPSave up to £10,768 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+
3.33ct Round
£42,919 GBP