New Delhi, Dec. 22 -- The Indian stock market saw healthy gains for the second consecutive session on Monday, December 22, on the rupee's rise against the US dollar and positive global cues on expectations of further rate reduction by the US Federal Reserve in January. The Sensex jumped over 500 points to an intraday high of 85,467, while the Nifty 50 reclaimed 26,154 on Monday. Thus, in two sessions, the 30-share pack has gained nearly 1,000 points. Not only the frontline indices, but the second-run mid and small-cap indices also saw healthy gains of up to 1% on Monday. The overall market capitalisation of BSE-listed firms rose to nearly Rs.475 lakh crore from Rs.466 lakh crore on Thursday, making investors richer by nearly Rs.9 lakh cro...