George Clooney weighed in on the real-life heist at Paris' Louvre museum while speaking with reporters at the Los Angeles premiere of 'Jay Kelly.' "I mean, they seem to have done a pretty good job of getting away with it,

Master jeweler Stephen Portier said the Louvre robbers might recut the stolen gems, which would significantly decrease their value.

French prosecutors are hopeful about catching the thieves behind last weekend's spectacular break-in at the Louvre museum in Paris, after investigators recovered more than 150 DNA samples, fingerprints and other clues at the scene of the heist.

Investigators hunting the gang behind the heist have also found traces of DNA samples in a helmet and gloves, prosecutors confirmed to NBC News.

Hazel Park police are investigating a string of break-ins where thieves targeted vacant homes or rental properties and made away with more than $10,000 worth of appliances.

Two traces of DNA were found in one of the helmets and one of the gloves suspects left behind after a jewelry heist at the Louvre on Sunday, French police told ABC News.

At Jay Kelly’s Los Angeles premiere, George Clooney offered a mini performance review of the Louvre jewelry heist. “They seem to have done a pretty good job of getting away with it,” he told Variety on the red carpet.

An investigation is underway after thieves broke into five vacant Hazel Park homes and made out with thousands of dollars worth of appliances.

German businessman Alexander Böcker was reading the news with his wife when she told him about a robbery at the Louvre in Paris. They soon saw an opportunity.