Chirag Chikkara became only the third Indian to become Under-23 world champion as India capped a rich haul of nine medals, including a gold and silver each, at the age group tournament here Chikkara, competing in the men's freestyle 57kg category, eked out a narrow 4-3 in the closing seconds of the final win over Abdymalik Karachov of Kyrgyzstan.

He becomes the second Indian man, after Paris Olympics bronze medallist Aman Sehrawat, to win the gold at the U23 World Championships.