Four persons were arrested for allegedly possessing ivory articles worth Rs 1 crore in the international market, police said on Thursday.

Acting on a tip-off that 100-year-old ivory-made artifacts were being brought to the megapolis and the accused were looking for a buyer, sleuths of crime branch launched a manhunt, a police officer said. Police tracked the four accused at a hotel in Grant Road in south Mumbai on Wednesday and approached them as customers, he said.