In the previous week, reserves had declined by USD 672.4 million to USD 314.878 billion.
The foreign currency assets, a major constituent of overall reserves, increased by USD 1.424 billion to USD 290.822 billion, RBI said.
Foreign currency assets, expressed in dollar terms, include the effect of appreciation and depreciation of non-US currencies such as the euro, pound and yen held in reserves.
The country's gold reserves remained unchanged at USD 19.738 billion.
