Postumus, AE sestertius, AD 259-269, 20.61 g. 

IMP C POSTVMVS PIVS F AVG, laureate, draped and cuirassed bust right.
LAETITIA around, AVG below, galley sailing left with four oarsman and steersman. 

RIC 147 (2).

Sold by Gorny & Mosch Auction 241, Lot 2608.