Forex reserves had touched a record high of $426.028 billion in the week to April 13, 2018.: The country's foreign exchange reserves increased by $1.875 billion to $421.867 billion in the week to May 31, Reserve Bank of India (RBI) data showed Friday. In the reporting week, foreign currency assets, which is a major component of the overall reserves, rose by $1.946 billion to $394.134 billion. Expressed in dollar terms, foreign currency assets include the effect of appreciation/depreciation of non-US units like the euro, pound and yen held in the reserves.