When the victim, Eswaran was waiting at Mettupalayam bus stand on July 18 to board a bus to Udhagamandalam with the gold ornaments, two persons came in a car and offered a ride.
After reaching a secluded place, they pulled over to the side and took away the ornaments at knife point and dropped Eswaran, who lodged a complaint with police, they said.
Four persons, including Easwaran's nephew were arrested for the committing the robbery, they added.