In the previous week, the reserves had dropped by USD 664 million to USD 362.69 billion.
Foreign currency assets (FCAs), a major component of the overall reserves, rose USD 2.79 billion to USD 341.04 billion in the reporting week, RBI data showed.
FCAs, expressed in dollar terms, include the effect of appreciation/depreciation of non-US currencies such as euro, pound and yen held in the reserves.
The country's special drawing rights with International Monetary Fund increased by USD 8.5 million to USD 1.48 billion while the reserve position rose by USD 13.6 million to USD 2.39 billion, RBI said.