There are probably better ways to spend £680,000 but for one geezer owning the world’s most expensive mobile phone came out tops.

The “Piece Unique” is one of three created by Swiss company, Goldvish. Covered in gold and encrusted with an obscene number of flawless diamonds, the phone was presented to the Russian tycoon at the Millionaire's Fair at Cannes last Saturday. The Guinness Book of World Records was even on hand to confirm it as the world’s most expensive phone.