MUMBAI: The domestic currency on Tuesday gained 57 paise to close at 81.78 (provisional) against the US dollar, the biggest single-day gain since November.

At the interbank foreign exchange market, the local unit opened at 82.20 and touched an intra-day high of 81.72 and a low of 82.26 against the greenback.

Earlier in the day, the Rupee extended its opening advance against the Dollar.

Meanwhile, the dollar index, which gauges the greenback’s strength against a basket of six currencies, rose 0.21 per cent to 103.21.Brent crude futures, the global oil benchmark, fell 0.49 per cent to USD 79.26 per barrel.

Gold price fell Rs 105 to Rs 56,160 per 10 grams in the national capital on Tuesday. The yellow metal ended at Rs 56,265 per 10 grams in the previous trade. Silver also tumbled Rs 833 to Rs 68,725 per kilogram.