Watch List notes:

Constans II (641-668), Tremissis, Syracuse, AD 662-668; AV (g 1,25; mm 12; h 6); D N CONSTANTINyS PP AV, diademed and draped bust r., Rv. VICTORIA AVGy (three pellets), cross; below, CONOB. DOC - (cfr. 175a); Sear 1102.
Very rare, extremely fine.