Valerian, AE27 of Nicaea, Bithynia. AD 253-260. 8.25 g.

G P LIK OYALERIANOC CE, radiate, draped and cuirassed bust right.
NIKAIEWN, Tyche or Nikaia standing left, prize urn on head, and holding a prize urn in each hand.

RecGen 809; Luynes 2420 (this coin)

Image copied from the Luynes catalog.