100 franchi banca della svizzera italiana

Found this 100 francs 1883 and I really dont know if it worth anything or how i can understand if it is a real piece.  And i have some images but I am trying to post it and it not let me add images on this post

Hello 🤖

Without pictures, it will be very difficult for anyone to help you. Could you please post clear pictures of each side of your item?

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