The forex reserves now stand at $1,38,526 million during the week under review, according to the Reserve Bank of India's weekly statistical supplement released in Mumbai on Saturday.
India's foreign currency assets also declined by $163 million for the week under review to $ 1,32,567 million, the RBI said.
The forex reserves dipped by $135 million, compared to $ 1.16 billion a week earlier. Analysts have blamed the drop in reserves on the revaluation of international currencies, mainly the US dollar.
Gold reserves and special drawing rights were static at $4,376 million and $ 4 million respectively. The country's reserve tranche position rose by $28 million to $1,579 million, it said.
Loans and advances to the state government declined by Rs 183 crore (Rs 1.83 billion) to nil balance same as that of the central government.