Watch List notes:

WORLD, Italy. Papale (Stato pontificio). Clement XIII. 1758-1769. PB Seal – Bulla (39mm, 61.84 g, 12h). Heads of Ss. Paul and Peter facing slightly right and left, respectively; plain cross between; S P/ S P above / (radiant cross)/ CLE :/MENS/ PAPA/ XIII. Serafini 184-6. Brown surfaces, striking flaw. VF.

From the Peter J. Merani Collection. Ex Artemide Aste Antiquities 4 (19 March 2016), lot 166.