Treveri, 266 AD. AR antoninianus, 3.11 g., 21.5 mm.
Obv: IMP C POSTUMUS PF AUG; radiate, draped and cuirassed bust of Postumus to the right.
Rev: NEPTVNO REDVCI; Neptune standing to the left, holding dolphin and trident, ship’s prow at feet left.
Ref: RIC 76.
Delicate silver patina. Nearly extremely fine.