Watch List notes:

The Roman Empire

Constantine I, 307 – 337. Solidus, Sirmium 323, AV 4.35 g. CONSTANTI – NVS P F AVG Laureate head r. Rev. SECVRITAS PE – RPETVA Emperor, in military attire, standing l. and holding spear, crowning trophy at foot of which cuirass and shield; in exergue, SIRM. C 496. RIC 42 var. (PERPETVAE). Alföldi 451 var. (PERPETVAE). Depeyrot 7/5 var. (PERPETVAE).
Rare. Virtually as struck and almost Fdc
Ex NAC sale 72, 2013, 767. From the collection of a retired banker.