Nickel futures for May declined by Rs 11.30, or 1.30%, to Rs 860.90 per kg in 2,888 lots.
At the Multi Commodity Exchange (MCX), the April contract shed Rs 11, or 1.27%, to Rs 852.80 per kg in 14,227 lots.
Prices moved down as speculators trimmed their positions.
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Weakening trend in base metals in the global market as data from China that missed economists' forecasts raised concern that demand from the biggest user is faltering affected the trade.