Hobsons Bay Crime Investigation Unit detectives are investigating a burglary in Altona last month.
It is understood an unknown man entered a residential address on Railway Street North between 9.45am-11.45am on Monday, 26 June.
Police believe the man has forced entry to the address, before stealing items of sentimental value, including earrings, pearls, and watches.
Investigators have released an image of a man they believe may be able to assist with their enquires.
He is described as being approximately 180cms tall and of slim build.
He was seen wearing a black puffer jacket, grey pants, black runners, a black cap and carrying a black backpack.
Anyone with information is urged to contact Crime Stoppers on 1800 333 000 or www.crimestoppersvic.com.au.
