The Indian currency strengthened on Monday rising against the majority of its most-traded regional peers amid optimism that current-account deficit may be shrank in South Asia as Iran and world's powers agreed on Iranian nuclear program. The Rupee increased 0.6% to 62.5050 per U.S. Dollar by 10:16 a.m. Mumbai time following a gain to the highest level since November 20 at 62.4650.