The Paris prosecutor says crown jewels stolen in a dramatic weekend Louvre heist are worth an estimated $A157 million but that the monetary estimate does not include their historical value to France.

Prosecutor Laure Beccuau, whose office is leading the investigation, said about 100 investigators are involved in the police hunt for the suspects and gems after Sunday's theft from the world's most-visited museum.

"The wrongdoers who took these gems won't earn 88 million euros ($A157 million) if they had the very bad idea of disassembling these jewels," she said in an interview with broadcaster RTL.

"We can perhaps hope that they'll think about this and won't destroy these jewels without rhyme or reason."

Also on Tuesday, France's culture minister said that the security apparatus installe

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