Watch List notes:

The Roman Empire

Constantius II augustus, 337 – 361. Siliqua, Siscia 337-340, AR 3.64 g. CONSTANTI – VS P F AVG Laurel and rosette-diademed, draped and cuirassed bust r. Rev. GAVDIVM POPVLI ROMANI around wreath inscribed SIC / X / SIC / XX; in exergue, SIS dot over crescent. C –. RIC 71.
A hairline flan crack at twelve o'clock on obverse, otherwise
virtually as struck and almost Fdc