New Delhi, Feb. 8 -- India's foreign exchange reserves extended their gains for the second straight week, after having slumped for about four months.

In the week that ended on January 31, the forex kitty rose USD 1.05 billion to USD 630.607 billion, Reserve Bank of India data showed.

Barring the latest two weeks, the country's forex reserves had fallen in 15 of the past 16 weeks, hitting an about 11-month low.

The forex reserves started falling since they touched an all-time high of USD 704.89 billion in September. They are now about 10 percent lower from its peak.

The decline in reserves is most likely due to RBI intervention, aimed at preventing a sharp depreciation of the Rupee. The Indian Rupee is now at or near its all-time low a...