The Bendigo jewellers, located in Mitchell Street, was broken into about 3.45am on November 14.

Investigators believe a man smashed the front window of the business to gain access to the store.

When he entered, he stole numerous items including watches, rings and necklaces. It is estimated the stolen goods are worth about $10,000.

He then left the building and was last seen heading into Bath Lane.

The offender was wearing black pants, a black hooded jumper, light coloured boots and gloves.

Investigators have released CCTV and images of a man they believe may be able to assist with their investigation.

It is the second time Ruffell Jewellers has been broken into with the store also burgled ion September 30.

Police believe the two incidents are related.

Anyone with information should contact Crime Stoppers on 1800 333 000 or submit a confidential report online at www.crimestoppersvic.com.au