Stonnington Crime Investigation Unit detectives are appealing for help to identify a man following an aggravated burglary in Toorak on 30 May.
Police understand the victims awoke to find a man rummaging through their Edzell Avenue home about 4am.
The man stole watches but dropped other stolen items as he was confronted by the victims.
The man is perceived to be of Asian appearance with short black hair.
Police have released a composite image of a man who they believe may be able to assist with their enquiries.
Anyone with information, who recognises the pair or vehicle, or who may have dash cam vision is urged to contact Crime Stoppers on 1800 333 000 or submit a confidential report at www.crimestoppersvic.com.au