It happened in Society Hill around 11:15 p.m. on Saturday, June 24, city police wrote in a release. The suspect climbed into the kitchen window of a home on the 600 block of Spruce Street, according to investigators.
Surveillance footage released by police shows the suspect walking through the neighborhood.
Detectives say he made off with about $101,000 worth of jewelry. He is described as a balding black man with a beard and a mustache.
Anyone with information is asked to call PPD at 215-686-8477 or submit an anonymous tip on the department's website.
Click here to follow Daily Voice Lower Merion-Narberth and receive free news updates.