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Cushion|Natural|GIA

3.03ct F SI1 Cushion Natural Diamond

F/SI1

Diamond specifications and retailer prices

From £34,113 GBP
As of November 5, 2026
Save £8,559 GBP (20%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: £42,672 GBP at The Diamond Guys · As of November 6, 2026
View at The Diamond Guys

About this 3.03ct natural cushion diamond

This 3.03ct natural cushion sits in the three to five carat band, graded F colour (colourless) and SI1 clarity (slightly-included) and certified by GIA. Listed at 2 retailers as of November 5, 2026, with prices from £34,113 to £42,672, a £8,559 spread on the same certified stone. The Diamond Guys lists it at £42,672. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

3.03
Carat
F
Colour
SI1
Clarity
-
Cut

Specifications

Cut
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
Dimensions9.69 × 7.78 × 5.43 mm
L/W Ratio1.25
Top View
9.69 mm7.78 mm3.03 ctF / SI1
OriginNatural
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA
Side View
Table 69.0%CrownGirdle: Slightly ThickPavilionCuletDepth 69.8%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Nov 5
Current: £34,113 GBP|Low: £34,113 GBP|High: £42,672 GBP|Avg: £39,819 GBP
Retailer 1
The Diamond Guys
September 4, 2026
Retailer 1£34,113 GBP
The Diamond Guys£42,672 GBP

2 data points across 2 retailers

2 retailers£34,113 GBP to £42,672 GBP

B
Cheapest Retailer
-
£34,113 GBP
Most Expensive
C
The Diamond Guys
1966127965 · Nov 6
£42,672 GBP
$57,116 USD
View
1 more retailer has this diamond
Prices start from £34,113 GBPSave up to £8,559 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 Cushion
£34,113 GBP