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Cushion|Natural|GIA

3.06ct E SI1 Cushion Natural Diamond

E/SI1

Diamond specifications and retailer prices

From £37,035 GBP
As of November 5, 2026
Save £9,291 GBP (20%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: £46,326 GBP at The Diamond Guys · As of November 6, 2026
View at The Diamond Guys

About this 3.06ct natural cushion diamond

This 3.06ct natural cushion sits in the three to five carat band, graded E colour (colourless) and SI1 clarity (slightly-included) and certified by GIA. Listed at 3 retailers as of November 5, 2026, with prices from £37,035 to £46,326, a £9,291 spread on the same certified stone. The Diamond Guys lists it at £46,326. 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

3.06
Carat
E
Colour
SI1
Clarity
-
Cut

Specifications

Cut
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
Dimensions10.11 × 7.85 × 5.39 mm
L/W Ratio1.29
Top View
10.11 mm7.85 mm3.06 ctE / SI1
OriginNatural
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA
Side View
Table 60.0%CrownGirdle: ThinPavilionCuletDepth 68.7%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: £43,833 GBP|Low: £37,035 GBP|High: £46,326 GBP|Avg: £42,498 GBP|-0.3%
Retailer 1
Retailer 2
The Diamond Guys
November 4, 2026
Retailer 2£37,035 GBP
Retailer 1£43,833 GBP
The Diamond Guys£46,326 GBP

25 data points across 3 retailers

3 retailers£37,035 GBP to £46,326 GBP

B
Cheapest Retailer
-
£37,035 GBP
B
Retailer 2
-
£43,833 GBP
View
Most Expensive
C
The Diamond Guys
1842032387 · Nov 6
£46,326 GBP
$62,007 USD
View
2 more retailers have this diamond
Prices start from £37,035 GBPSave up to £9,291 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
3.06ct Cushion
£37,035 GBP