Hi Bhushan,

There are some good colleges in which you can pursue the Diploma in Architecture:-

1-Dr. D.Y.Patil college of architecture,Navi Mumbai.

2-Bharati Vidyapeeth College of Architecture,Navi Mumbai.

3-Pillai College of Architecture,New Panvel,Mumbai.

4-Sir J.J College of Architecture,Mumbai.

5-Rizvi College of Architecture,Bandra.

Hope this will help,please feel free to ask if you have any further queries.

Thank You.