They stole several high-end watches of unknown value and fled the scene.
Millburn police were looking for as many as two suspects in a green 2005 Toyota wagon.
Last Wednesday, four robbers used a stolen SUV to ram through the front door of Bloomingdales at the Mall at Short Hills in an attempt to steal a stash of pricey fur coats.
It was not clear if the men made off with any of the furs, which were locked to display racks.
The 1,100 square-foot Orologio watch store opened in The Mall at Short Hills in 1995.