The country's foreign exchange reserves rose by $3.618 billion to reach a life-time high of $545.638 billion in the week ended October 2, 2020, the RBI data showed.
In the previous week ended September 25, the reserves had declined by $3.017 billion to $542.021 billion.
During the reporting week, the increase in forex kitty was on account of rise in foreign currency assets (FCA), a major component of the overall reserves. FCA increased by $ 3.104 billion to $ 503.046 billion in the week ended October 2, the data showed.
Expressed in dollar terms, the foreign currency assets include the effect of appreciation or depreciation of non-US units like the euro, pound and yen held in the foreign exchange reserves.
Gold reserves were up by $ 486 million in the reporting week to $ 36.486 billion, the RBI data showed.
The special drawing rights with the International Monetary Fund (IMF) rose by $ 4 million to $ 1.476 billion during the week.
The country's reserve position with the IMF was also up by $ 23 million to $ 4.631 billion during the reporting week, the data showed.