India’s foreign exchange reserves declined by $1.2 billion to $719.74 billion in the week ended October 24, according to data released by the Reserve Bank of India (RBI) on Friday.For the previous week, India's forex reserves had fallen by $5 billion to $721.02 billion.The reserves touched an all-time high of $785.706 billion for the week ended September 4, following substantial foreign currency inflows through a special concessional swap scheme for diaspora deposits.Under the scheme, banks raised a record amount of nearly $133 billion.