Melbourne Embona Robbery Taskforce detectives are appealing for witnesses after a watch worth more than $100,000 was stolen during an armed robbery in Melbourne last week.
Investigators have been told a man entered a jewellery store on Collins Street about 10.40am on Wednesday 5 February.
The man threatened staff with a syringe and smashed a glass display before stealing the watch.
It is believed the offender was wearing a wig and black rubber gloves and fled the area on a bicycle.
The man also has a distinctive tattoo on his left bicep.
Police have released CCTV and images of a man they believe may be able to assist with their investigation.
Anyone with information is urged to contact Crime Stoppers on 1800 333 000 or submit a confidential report online at www.crimestoppersvic.com.au
