Mumbai/IBNS, Jan. 13 -- Indian equity benchmarks traded in the green at the opening bell on Tuesday, with the BSE Sensex and NSE Nifty 50 registering early gains, media reports said.

However, the Sensex later surrendered its early gains and was trading over 200 points lower around 10:30 am. The Nifty, meanwhile, managed to hold on to marginal gains.

On Monday, the Indian stock market erased losses from the previous week, with benchmark indices ending higher amid optimism surrounding India-US trade talks.

The BSE Sensex climbed 301.93 points to close at 83,878.17, while the NSE Nifty 50 settled at 25,790.25, up 106.95 points or 0.42 per cent.

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