On the evening of Nov. 12, four masked men entered the store and smashed the jewelry cases using hammers, grabbed merchandise and then pepper-sprayed people in the store before fleeing on foot.
They then fled, getting into a black Nissan and speeding away.
Police describe the suspects as four black men in their 20s. Three of the men were wearing light-coloured hoodies, black gloves and black pants. The fourth man was wearing a hooded black coat and black pants, and had a red bag.
People who may have information about this crime or the suspects are asked to call Info-Crime at 514-393-1133.