From this esteemed gathering of seven-figure showstoppers, precious prototypes top the listings. Artcurial’s headline offering, the 1967 Ferrari Dino Berlinetta Speciale Prototype, is estimated between four- and eight-million euros, while the 1970 Porsche 917/10 prototype from RM Sotheby’s, the first Porsche 917 Can Am Spyder, is estimated between 4.6m and 5.5m euros. Of course, should you fancy something a little more attainable, there is a choice of 1960s supercar royalty, from a glorious green 1965 Ferrari 275 GTB (1.8–2.2m euros) to a gold-standard 1972 Lamborghini Miura SV (2.2–2.6m euros). There is also something for those with a pre-War penchant — the 1934 Alfa Romeo Tipo B P3, which can be yours for an estimated 3.8–5m euros. Below are the 10 crème-de-la-crème offerings from the auctions for your delectation, but don’t spend too long perusing or you may find your bank’s telephone is engaged…