Bern is a Swiss Canton, its symbol is the European Brown Bear. Switzerland, before Confederation existed as many independent Cantons. So Bern/Basel/Chur/Geneva/Solothurn/Zurich etc., all struck their own coinage. Much the same thing before German unification in 1871.
thank you. you know how much I like researching your coins. Swiss Cantons/Bern KM#162 1797 1/2 Duplone , .900 gold , weight- 3.8200g or .1105oz. mintage-???