Indian equity benchmarks recorded their longest winning streak in three years, rising for seven consecutive sessions on Friday. The Sensex gained 1,718 points, while the Nifty crossed 25,000, supported by banking stocks, earnings-driven buying and a broader improvement in sentiment. Mumbai: Indian equity benchmarks extended their winning streak to seven consecutive trading sessions on Friday, marking their first such run in three years, as heavy buying in banking heavyweights and select earnings-driven.