http://www.amazon.in/gp/offer-listing/B00005K47X/

Price Comparison
7150: http://www.flipkart.com/canon-ef-50-mm-f…sgep6yd7sw
6990: http://www.snapdeal.com/product/canon-50…8-ii/62622
7824: http://www.ebay.in/itm/Canon-EF50MM-F-1-…1931730953