However, the tournament was over for fourth seed Sameer Verma after he retired hurt against Ireland's Nhat Nguyen.
The 15-year-old from Aizwal, who is also a world youth silver-medallist, lifted a total of 274 kg (124 kg +150 kg) to finish on top.
Indian shooter Manu Bhaker won gold in women's 10m Air Pistol in Youth Olympics on Tuesday.
