Watch List notes:

Papal States, Pius VII (1800-1823), lead bulla (60.55 g), obv. [P]IVS/PAPA/VII, radiant cross above, rev. radiant portraits of Saint Peter and Paul with cross between them. Fine and rare.

A papal bull is a type of public decree, letters patent or charter issued by a Pope of the Roman Catholic Church, It is named after the leaden seal (bulla) that was traditionally appended to the end in order to authenticate it.
($90-100)