Watch List notes:

Mantova, Carlo I Gonzaga (1627-1637), Mezzo Ducatone; AR (g 14,74; mm 36; h 12); CAROLVS I D G MAN MON F NIV MAY RET DVX ET C, coronated coat; above FIDES and OLYMPOS, Rv. B ALOIIS GONZ PROT MAN, S. Luigi standing l. with foot on globe; above angel, in ex. 80 and reverted crown. CNI 32.
Old cabinet tone. Fall of die. Rare. Good extremely fine