Police in Rochdale are looking for this man after a business was targeted in Middleton Shopping Centre.
It is believed a significant sum of high-value items were taken.
No arrests have been made at this stage with enquiries ongoing.
Police would like to identify and speak to this person as they believe they have vital information that could help with the investigation.
Detective Constable Adnan Mehmood from our local investigation department said, “As this incident will still be fresh in the minds of those in the area at the time, we are now appealing for eye witness accounts to help us in our enquiries.
“We have specialist officers currently obtaining vital evidence from the scene to ensure we leave no stone unturned to find the person responsible.
“In addition to this, we have local patrols in place to offer a visible presence as we understand robberies can have a devastating impact on the victims and in this case the business too.
“We are actively pursuing all available lines of enquiry and are currently working around the clock to make sure we can make good and hopefully quick progress in this investigation to keep everyone safe.