The Indian equity benchmarks are set to stage a gap up opening with the Nifty 50 index seen opening above its important psychological level of 18,200 as indicated by the Nifty Futures traded on Singapore Exchange. Nifty Futures on Singapore Exchange rose 0.8 per cent or 148 points to 18,239 amid positive global cues. Japan's Nikkei jumped nearly 2 per cent, Hong Kong's Hang Seng advanced 1.77 per cent and South Korea's KOSPI climbed 1.4 per cent.