Merri-bek Crime Investigation Unit detectives are appealing for public assistance following a burglary in Coburg this week.
It is understood an unknown man forced entry to the rear door of a property on Harding Street about 11am on Monday 29 July.
Investigators have been told that the entire house was ransacked and the offender stole jewellery.
A man was seen leaving the property on foot, carrying a blue suitcase about 1.10pm.
Nobody was home at the time of the incident.
Investigators have released images of a male they believe may be able to assist with their enquiries.
He is described as being of medium build, Caucasian in appearance with black hair, a grey beard, wearing a black "Kiss Chacey" hooded jumper, black tracksuit pants, and grey and white runners.
Anyone with information is urged to call Crime Stoppers on 1800 333 000 or online at www.crimestoppersvic.com.au.
