In the previous week, the reserves had increased by $3.689 billion to $461.15 billion.
During the week, the domestic unit lost 14 paise.
The local dollar and its New Zealand counterpart rose 0.2 per cent against the dollar.
The Indian rupee on Thursday had closed at 70.93 against the dollar.
Forex traders said forex outflows and rising crude oil prices also weighed on the domestic currency.
The local currency on Wednesday gained in the latter half of the session.
Beijing and Washington touted the Phase 1 deal, signed overnight at the White House, as a step forward.
The rupee on Tuesday had closed at 70.87 against the US dollar.
The Indian rupee on Tuesday had closed at 70.87 against the dollar.
the British pound was broadly steady at $1.3014
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