Boroondara Crime Investigation Unit detectives are appealing for public assistance following a burglary in Kew.
It is understood an unknown man attended a residence on Derby Street about 2.50pm on Thursday, 6 February.
Officers have been told the man forced open a lockbox, before using the keys inside to gain access to the unoccupied premises.
Once inside, the man rummaged through the resident's belongings before fleeing with a number of pieces of jewellery, worth approximately $2,500.
Investigators have released images and CCTV of a man they believe may be able to assist with their enquiries.
He is perceived to be Caucasian in appearance, between 30 to 40 years old and is of average build.
The man was seen wearing a black cap, a black t-shirt, and blue shorts.
He also has a tattoo of a scroll on his right arm, and a spider web on his left arm.
Anyone with information is urged to contact Crime Stoppers on 1800 333 000 or submit an online confidential report at www.crimestoppersvic.com.au.