In the previous reporting week, the reserves had surged by $954.6 million to $294.36 billion.
Foreign currency assets (FCAs), a major part of the overall reserves, increased by $1.07 billion to $267.97 billion for the week ended March 7, the RBI said.
FCAs, expressed in dollar terms, include the effect of appreciation/depreciation of the non-US currencies such as the euro, pound and yen held in its reserves.
The gold reserves remained stable at $20.978 billion, the data showed.
The special drawing rights also rose by $12.6 million to $4.481 billion, while the country's reserve position with the IMF increased by a $5.7 million to $2.017 billion, the apex bank said.