Thank you very much for the help. Wow I didn’t know these were so sought after.Those are "Le Paulson Noir" chips. They're very good chips and quite desirable to many folks here on PCF.
You can learn more about them in this thread: https://www.pokerchipforum.com/threads/paulson-le-noir.16158/
Feel free to ask further questions here and folks will be happy to help.