Watch List notes:

ITALY. Stato Pontificio. Pio VI, 1775-1799. Zecchino 1779, Bologna. Obv. PIVS VI - PONT MAX. Coat of arms. Rev. BONONIÆ - PROTECT. St. Petronius in clouds, coat of arms of the papal legate Ignazio Gaetano Boncompagno and of the City of Bologna below. Muntoni 185a; KM 279; Fr. 393. AU. 3.40 g. - Nice AU
Ex. Christie's Milan live auction 2532, 29-30 November 2011, lot 641.