Surat, Feb 20 : Prime Minister Narendra Modi's famous 'name-striped' suit went under the hammer for a staggering Rs.4.31 crore at a charity auction here Friday, officials said.

The final winning bid was placed by top-notch diamond merchant Lalji Patel, chairman of the Dharmanandan Diamonds Pvt. Ltd. of Surat.

The suit was the star attraction among 455 items that went under the hammer. The proceeds of the auction will go towards the prime minister's Clean Ganga mission.