This splendid-looking all-wheel-drive convertible combines two keystones of Bentley heritage - performance and luxury.

One of just 583 GTC Supersports built, it is a fine example of the model which at its launch in 2010 Car magazine described as ‘the fastest four-seater convertible in the world’.

Its six-litre, 621bhp W12 engine is capable of powering the car from 0-62mph in 3.7 seconds and, thanks to its ‘Flex-Fuel’ system, will run equally happily on unleaded petrol as bio-ethanol, with no reduction in power.

The sale car’s Glacier White finish has recently been detailed with paint correction, and is now described by the vendor as ‘near perfect’.

The interior is equally impressive, with its blend of carbonfibre facia and console, and white-piped black hide seating adorned with white-stitched grey Alcantara centres.

The rear seats are effectively as-new, while the driver’s one displays ‘only the lightest of wear’.

The 10-spoke 20” gloss black alloy wheels are shod in Evergreen D...