In the previous week, the reserves had surged by USD 932.4 million to USD 360.775 billion.
Foreign currency assets (FCAs), a major component of the overall reserves, increased by USD 776.9 million to USD 339.211 billion in the reporting week, RBI said.
FCAs, expressed in US dollar terms, include the effects of appreciation/depreciation of non-US currencies, such as the euro, pound and the yen held in the reserves.
Gold reserves remained unchanged in the week at USD 18.584 million, RBI said.