The foreign currency assets (FCA) - the biggest component of the forex reserves - increased by 1.44 billion at $260.13 billion, according to the weekly statistical supplement released by the RBI.
The central bank said FCA in US dollar terms included the effect of appreciation or depreciation of non-US currencies held in reserve, such as the pound sterling, euro and yen.
However, the gold reserves value had remained unchanged at $28.18 billion since the week ended Nov 2, when the value of gold reserves rose by 56.4 million at $28.18 billion.
The special drawing rights (SDRs) increased by $4.8 million to $4.40 billion during the week under review, while reserves with the International Monetary Fund (IMF) were up by $2.5 million to $2.25 billion.
The SDRs had decreased $10.8 million to $4.39 billion during the week ended Nov 16 while reserves with the IMF had gone down by $5.5 million to $2.24 billion.