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Cushion|Natural|GIA

3.05ct F SI1 Cushion Natural Diamond

EX • F/SI1 • GIA 6562512023

Certificate GIA 6562512023

Diamond specifications and retailer prices

From £21,153 GBP
As of November 6, 2026
2 retailers carry this diamond
Most expensive: £21,393 GBP at MOH London · As of October 21, 2026
View at MOH London

About this 3.05ct natural cushion diamond

This 3.05ct natural cushion sits in the three to five carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6562512023. Listed at 2 retailers as of November 6, 2026. 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

3.05
Carat
F
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 6562512023
Dimensions7.96 × 8.01 × 5.55 mm
L/W Ratio1.01
Top View
7.96 mm8.01 mm3.05 ctF / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6562512023
Side View
Table 68.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 69.7%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 6
Current: £21,393 GBP|Low: £13,274 GBP|High: £21,479 GBP|Avg: £16,224 GBP|-0.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 6, 2026
Retailer 5£13,694 GBP
Retailer 3£13,809 GBP
Retailer 4£14,608 GBP
Retailer 6£15,441 GBP
Retailer 2£21,153 GBP
MOH London£21,393 GBP

9 data points across 6 retailers

2 retailers

A
Cheapest Retailer
-
£21,153 GBP
Most Expensive
MOH London
5D6C45417 · Oct 21
£21,393 GBP
View
Price last confirmed 16 days ago
1 more retailer has this diamond
Prices start from £21,153 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
3.05ct Cushion
£21,153 GBP