Watch List notes:

Firenze, Cosimo III de Medici (1670-1723), Piastra, 1679; AR (g 31; mm 43; h 6); COSMVS III D G MAG DVX ETRVRIAE VI, bust of Cosimo r., below 1679, Rv. FILIVS MEVS DILECTVS, S. Giovanni baptzing Christ. Galeotti VII/13; CNI 56.
Rare. Old cabinet tone. Good very fine