The fourth accused, Pruthvi alias Umeshsigh Chauhan, a sailor who is presently on duty outside Mumbai and has been asked to report back to Mumbai for the police investigation.
The three arrested accused were identified as Jitendra Singh Daragokul Walchand (24), Pawan alias Ompal Hoshiyar Singh (31) and Rakesh Prasad Singh (41). They were arrested by the Cuff Parade police.
According to police, the victim was in a relationship with one of the accused. Last year, they parted ways and the girl got engaged to another person.
The four accused repeatedly raped the girl starting January, police said, adding, they have registered an FIR under IPC sections 376 (rape) and 34 (common intention) and sections of Protection of Children from Sexual Offences (POCSO) Act.
More From This Section
Meanwhile, the Navy said they are extending full cooperation to the police in the case.
"Full cooperation has been extended by the Naval Provost Marshal, INS Kunjali, to the police in the investigation and one civilian (a Military Engineering Service employee) and two sailors have been handed over to the police today," the navy release said.
Full assistance is being provided by authorities of Western Naval Command to the police in the conduct of the investigation, it said.