Two women, who were riding motorcycles, lost their gold chains weighing over eight sovereigns, in separate incidents on Tuesday late evening.
Police said that S. Murugeswari (46), working in a college, was returning home on a two-wheeler when two persons who followed her on a motorcycle, yanked her three-sovereign chain at Tiruppalai around 6 p.m. The alert woman held on to a part of her chain.
Tallakulam police are investigating.
In the other incident reported on Palam Station Road, K. Pramila (42) was followed by two bike-borne persons on the Yanaikkal bridge while she was returning to her house at Tiruppalai after shopping.
The pillion rider suddenly pulled her seven-sovereign gold chain and tried to flee.
The woman chased the duo till the road overbridge at Thathaneri where one of two allegedly brandished a knife and threatened her and sped away.
Sellur police are investigating.