Detectives have released vision as part of their investigation into a serious assault in Brisbane City on February 20.
At around 4:30pm a man entered the jewellery store on Queen Street armed with a knife.
The man pushed a male staff member to the ground before fleeing the store on foot.
The 72-year-old male staff member received a minor back injury during the incident.
The man is described as Caucasian in appearance and is of a medium build.
Anyone with information is urged to contact police.
The vision can be downloaded from the link below:
If you have information for police, contact Policelink on 131 444 or provide information using the 24hrs per day.
You can report information about crime anonymously to Crime Stoppers, a registered charity and community volunteer organisation, by calling 1800 333 000 or via 24hrs per day.
Quote this reference number: QP1900359638