1) you have to wait for expiry of one year from date of your marriage to file for divorce .
2) since you have been married only 3 months wait for further 9 months .
3) only in exceptional circumstances can you file for divorce before expiry of 1 year
4) best go in for divorce by mutual consent
5) in case wife files 498A case contest it on merits
6) with recent SC judgement you would get bail . police will record your statement and submit report to magistrate whether any case is made out