The Indian rupee on Friday strengthened further against the US dollar to appreciate up to Rs 83.48 per dollar during the day, before settling at 83.57 per dollar—a two-month high. The local currency witnessed its highest weekly gain in the current calendar year. The domestic unit appreciated by 0.4 per cent against the dollar during the week.

The Indian currency has been on a recovery path since September 11 when it had settled at 83.99 against the American currency, a tad higher than the lowest level of 84.09 recorded on August 5.

The Indian rupee rose to its strongest level in over six weeks on Thursday after the Federal Reserve kicked off policy easing with a 50-basis-point rate cut, but traders expect importer dollar bids to limit the currency's immediate gains.

The two key equity benchmark indices, Sensex and Nifty, on Thursday hit their all-time highs following US Federal Reserve announced a 50 bps rate cut on Wednesday evening. At 9.40 am, the BSE Sensex 637 points to 83,