ROLLS- ROYCE’S

forthcoming 4x4 — seen in camouflage off and on the road (above) — will be called Cullinan after the world’s largest flawless diamond.

Unearthed in South Africa in 1905, cuts of it are set in the Crown Jewels.

But this will be no rough diamond, rather the poshest and most luxurious SUV on the planet when officially launched later this year.