THIEVES have made off with a substantial jewellery haul this morning after a smash and grab break-in at a Portland jewellers.
Detective Sergeant Steve Brown, of the Portland police crime investigation unit, said thieves smashed the front door of Showcase Jewellers in Percy Street at 3.05am this morning.
He said a number of pads of rings were removed and a stock take of the missing items was still being conducted.
Detective Sergeant Brown said the stolen jewellery was of substantial value.
"Crime scene officers are on the way from Warrnambool to examine the scene and we believe at least two offenders were involved in the theft," he said.
"Anyone with information is requested to contact the Portland police station or Crime Stoppers on 1800 333 000," he said.
Portland police are also investigating a burglary in a shed at the rear of a Bentinck Street shop committed between last Thursday and Tuesday this week.
A thief entered an unlocked shed and stole a tool box valued at $50.
Portland detectives have also charged a 40-year-old Warrnambool man with burglary and theft in relation to a large amount of allegedly stolen tools.
Police made an application to a magistrate earlier this week to interview the man who is already in custody on other matters.
Detectives executed a search warrant at a Warrnambool home last Thursday and recovered a large amount of tools believed to be stolen from the Portland water treatment plant construction site at Tecoma Road in June.
There were that many tools that police had to hire a truck to return the stolen items to Portland,.The Warrnambool man is listed to appear in the Warrnambool Magistrates Court during December.