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Cushion|Natural|GIA

3.01ct F SI2 Cushion Natural Diamond

ID • F/SI2 • GIA 1242079421

Certificate GIA 1242079421

Diamond specifications and retailer prices

From £12,471 GBP
$16,710 USD
As of October 29, 2026
Save £7,789 GBP (38%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: £20,260 GBP at MOH London · As of October 29, 2026
View at MOH London

About this 3.01ct natural cushion diamond

This 3.01ct natural cushion sits in the three to five carat band, graded F colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1242079421. Listed at 3 retailers as of October 29, 2026, with prices from £12,471 to £20,260, a £7,789 spread on the same certified stone. MOH London lists it at £20,260. 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

3.01
Carat
F
Colour
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Crown angle46.49°
Pavilion angle31.56°
OriginNatural
Grading LabGIA
CertificateGIA 1242079421
Dimensions8.08 × 7.70 × 5.43 mm
L/W Ratio1.05
Girdle conditionThick
Key to symbols
Crystal, Needle
Top View
8.08 mm7.70 mm3.01 ctF / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 1242079421
Side View
Table 68.0%Crown 46.49°Girdle: STK-THKPavilion 31.56°Culet: NoneDepth 70.5%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 29
Current: £20,260 GBP|Low: £12,471 GBP|High: £20,464 GBP|Avg: £16,049 GBP|-1.0%
MOH London
Retailer 2
Retailer 3
October 30, 2026
Retailer 3£12,471 GBP
Retailer 2£15,918 GBP
MOH London£20,260 GBP

16 data points across 3 retailers

3 retailers£12,471 GBP to £20,260 GBP

A
Cheapest Retailer
-
£12,471 GBP
$16,710 USD
A
Retailer 2
-
£15,918 GBP
View
Most Expensive
A
MOH London
C5DAA4E6A · Oct 29
£20,260 GBP
View
2 more retailers have this diamond
Prices start from £12,471 GBPSave up to £7,789 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.

A
3.01ct Cushion
£12,471 GBP