Police said two men wearing masks robbed Friendly Jewelry and Pawn at 2731 Durham-Chapel Hill Blvd. about 8 a.m.
A police spokesperson told ABC11 that the suspects are believed to be connected to last week's robbery of a Subway at 5400 S. Miami Blvd.
In that incident, two men entered the restaurant and took cash.
Vehicle sought in Durham Subway robbery
No one was hurt in either case.
Police said the suspects used a 2016 Acura MDX with license plate NZR-9586. The dark-gray SUV was reported stolen in Cary.
Call Investigator Riley at (919) 560-4440, ext. 29303 if you spot this vehicle as the suspects are considered armed and dangerous.