Watch List notes:

Roma, Senato Romano, Emissioni Anonime (XIII-XIV), Denaro Provisino, XIII-XIV; MI (g 0,60; mm 13; h 3); + SENATVS P Q R, comb, Rv. + ROMA CAPVD M, cross. Muntoni 82-90; Berman 155; Biaggi 2119.
Very rare variant (S retr.), very fine / extremely fine.