On 1/4/18, at approximately 8:44 p.m., five subjects were involved in a robbery of a jewelry store. At first, a single subject entered the store and examined a display case. He briefly conversed with the sales associate. The subject then called someone on his cell phone and left the store. At approximately 8:46 p.m., five other subjects entered the store. One subject carried a small sledge hammer. The subject with the hammer smashed the display case, while three other subjects removed loose stones. The subjects then fled from the store. They were described as five Black males wearings hoodies. If you have any information regarding the subjects involved, please call the Jewelers’ Security Alliance at 212-687-0328.