Watch List notes:

Valerian I. AD 253-260. Ӕ Sestertius (30mm, 20.62 g, 12h). Rome mint. 1st issue, AD 253-254. IMP C P LIC VALERIANVS AVG, laureate, draped and cuirassed bust right / [IOV]I CONSERVA, Jupiter standing left, holding thunderbolt and sceptre; S C across field. MIR 36, 25g; RIC V 162 var. (bust type); Banti 12 var. (bust type). VF, green patina, a few light scratches and marks, double struck. Extremely rare, only one specimen noted by MIR (in the KHM [Vienna]).

Bought from Baldwin's, 1993. Ex Henry Platt Hall Collection (Part II, Glendining, 16 November 1950), lot 1921 (part of).