Watch List notes:

Napoli, Carlo di Borbone (1734-1759), 6 Ducati, 1755; AV (g 8,81; mm 26; h 6); CAR D G UTR SIC ET HIER REX, bust of king r.; below DeG, Rv. HISPANIAR INFANS 1755, coronated coat; at sides M M and R, below D 6.P-R 6; MIR 331/6.
Rare. Very littles scratches of die. good extremely fine/About fdc