The crime took place on April 16, 2009 and all three confessed to killing their colleague during the trial. They have been charged of murder, indulging in nefarious activities and residing illegally in the country, Times of Oman reported.
The main accused, along with his friends had murdered their colleague for demanding USD 779 (300 Omani riyals) back, which the main accused had taken as loan.
According to reports, the three lured the victim to an area near the old Indian embassy premises where the three had alcohal and later they murdered him during a brawl.
The identities of the victim and the convicts have not been revealed yet.
Reports said the accused switched off the victim