France, Charles X (1824-1830), Lead essai 1 Franc 1825 A (Paris), Michaut (Tin, 23 mm) Head left CHARLES X ROI DE FRANCE Rev. Crowned arms divide denomination within wreath. Plain edge. Gadoury 450, Mazard (cf. 892). PCGS SP62
Extremely rare and presumed to be unique, from Michaut's family.