Watch List notes:

Constantius II caesar, 324 – 327. Solidus, Sirmium 351-355, AV 4.50 g. FL IVL CONSTAN – TIVS PERP AVG Diademed, draped and cuirassed bust facing, holding spear and shield ornamented with horseman and fallen enemy motif. Rev. GLORIA – REI – PVBLICAE Roma and Constantinopolis, enthroned facing, supporting between them a wreath inscribed VOT / XXX / MVLT / XXXX; in exergue, ŸSIRMC. C 112. RIC 6. Depeyrot 4/1.
In exceptional state of preservation. A perfect Fdc

Ex Gorny & Mosch sale 224, 2014, 696.