2.expensive mobile phone:Vertu Signature Cobra = $310,000 (£167,567)

Vertu is now taking orders for the Signature Cobra, designed by French jeweler Boucheron, but you had better be quick as only 8 are being made! The Cobra will feature one pear-cut diamond, one round white diamond, two emerald eyes and 439 rubies. Vertu will also be offering a “cheaper” version, ruby free, at $115,000 (£62,162)