Watch List notes:

Constantine I (306-337), Solidus, Nicomedia, AD 335; AV (g 4,44; mm 21; h 11); CONSTANTI - NVS MAX AVG, diademed, draped and cuirassed bust r., Rv. VICTORIA CONSTANTINI AVG, Victory seated on cuirass r., inscribing VOT / XXX on shield supported by winged Genius; in ex. SMNC. RIC 178; Depeyrot 44/2.
Rare, extremely elegant portrait, about fdc - fdc.