2.51% rate is too good go for it, i myself work for an Insurance Company, but check that its a comprehensive insurance...
2012 10% Depreciation on new parts (Labour free)
2011 20% Depreciation on new parts (Labour free)
2010 30% Depreciation on new parts (Labour free)
2009 40% Depreciation on new parts (Labour free)
2008 50% Depreciation on new parts (Labour free)
2007 and lower 60% Depreciation on new parts (Labour free)
In case of theft, you will get Sum assured or market value of ur car whichever is low at that time... In ur case ur sum assured is 1,100,000 and may b mkt value of ur car is 10 lakh... So u wil get 10 lakh