New Delhi, July 28 -- The Indian stock market benchmark indices, Sensex and Nifty 50, are expected to open on a cautious note on Tuesday, amid ongoing US-Iran peace talks.

Asian markets traded lower on Monday, while the US stock market closed a little unchanged.

The Indian stock market witnessed broad-based buying on Monday, July 27, with benchmark indices rising nearly 1% each to snap a five-session losing streak. The 30-share Sensex climbed 776 points, or 1.02%, to settle at 76,835.78, while the NSE Nifty 50 advanced 229 points, or 0.96%, to close at 23,995.95.

"Indian equities are witnessing a short-term relief, as de-escalation in West Asia and the resultant fall in crude oil prices provided interim support. Going ahead, geopolitic...