Recently I noticed the best exchange rate provided for India is by Al Muzaini -
http://www.muzaini.com/
before, Bahrain exchange used to be best.
http://www.bec.com.kw/ . Compare yourself and have a look.
BEC - 61.300 for every Rs 10,000 /-
Muzaini - 60.810 for every Rs 10,000/-