World's cheapest car gets an upgrade worth $4.7 million for a jewel finish.

This Tato Nano has a few options on it that will make it a little pricier than a standard version - which is one of the world's cheapest automobiles.

It comes encrusted with 80 kilograms of 22 carat gold, another 15 kg of silver and thousands of precious and semi-precious gems.

All that makes this Nano worth around $4.7 million.

All it needs now is a reason for its existence.