In the week ended August 7, the forex kitty rose on the back of gains in foreign currency assets (FCAs), a major component of the overall reserves.
FCAs rose by $1.464 billion to $492.293 billion in the reporting week, the RBI 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
Gold reserves were up by $2.160 billion to $39.785 billion.
The special drawing rights with the International Monetary Fund (IMF) increased $6 million to $1.481 billion.
However, the country's reserve position with the IMF declined by $7 million to $4.632 billion during the reporting week, the data showed.