Callistus III Lead Seal

Stato pontifico. Callistus III (1455-1458). Lead seal (33-39 mm, 42.61 g).
Obv. Confronted busts of St. Paul, on left facing slightly to right, and St. Peter, on right facing slightly to left; SPA and SPE above, all within dotted border.
Rev. (Cross) / CALIS / TVS PP / III; all within dotted border.

Very rare. Bent, otherwise, sharp and extremely fine.