Watch List notes:

The Roman Empire

Constantius II augustus, 337 – 361. Solidus 357, AV 4.47 g. FL IVL CONSTAN – TIVS PERP AVG Pearl-diademed and cuirassed bust l., wearing consular robe and holding mappa in r. hand and sceptre in l. Rev. FELICITAS – RO – MANORVM Roma seated facing, holding spear in l. hand, and Constantinopolis seated l., holding sceptre in r. hand and resting foot on prow, both supporting between themselves a shield inscribed VOT / XXXV/ MVLT /XXXX; in exergue RSMP branch. C –. RIC 298. Depeyrot 15/3.
Very rare. A very interesting portrait, insignificant trace of double-striking
on reverse, otherwise virtually as struck and almost Fdc

Ex Triton sale VIII, 2005, 1255. From the M. W. Heckmann collection.