India's foreign exchange reserves rose by $1.521 billion to $281.861 billion during the week ended October 9.
During the week, the foreign currency assets increased to $264.942-billion from $263.465-billion in the previous week, the RBI said in its weekly data.
Foreign currency assets expressed in US dollar terms include the effect of appreciation or depreciation of non-US currencies (such as Euro, Sterling, Yen) held in reserves, the central bank said.
The gold reserves in the period stood unchanged at $10.316-billion.
The Special Drawing Rights (SDRs) increased by $35 million to $5.235 billion in the week as compared to $5.200-billion in the previous week.
The country's reserves position in the International Monetary Fund rose by $9 million to $1.368 billion as against $1.359 billion, the central bank said.