Two teens are accused of robbing a 14-year-old boy at knifepoint in the Bronx, police say.

The incident happened on Nov. 7, on Van Nest Avenue and Van Buren Road around 1:30 p.m.

Surveillance video shows the two teens chasing the boy through the street.

Police say the chase lasted about a half of a mile before the two suspects cornered the victim and threatened him with a knife on Morris Park Avenue.

They got away with the teen’s $300 watch. The 14-year-old was not harmed during the incident, police say.

Anyone who recognize the suspects is asked to call Crime Stoppers at 1-800-577-TIPS.