Mumbai Dec 31 PTI Indias forex reserves decreased by USD 587 million to USD 63508 billion for the week ended December 24 the RBI said on Friday In the previous week ended December 17 the overall reserves had decreased by USD 160 million to USD 635667 billion The kitty had touched a lifetime high of USD 642453 billion in the week ended September 3 2021 For the reporting week ended December 24 the dip in the overall reserves was on account of a decline in foreign currency assets FCA a major component of the overall reserves FCA dipped by USD 847 million to USD 571369 billion in the reporting week the RBI data showed Expressed in dollar terms the foreign currency assets include the effect of appreciation or depreciation of non-US units like the euro pound and yen held in the foreign exchange reserves Gold reserves rose by USD 207 million to USD 3939 billion in the reporting week the apex bank data showed The special drawing rights SDRs with the International Monetary Fund IMF increased by USD 24 million to USD 19114 billion in the reporting week the RBI said The countrys reserve position with the IMF increased by USD 28 million to USD 5207 billion in the reporting week the data showed PTI AA MR MR