Watch List notes:

Q. Opimius. 169-158 BC. Æ Quadrans (19mm, 5.46 g, 4h). OPEI series. Rome mint. Head of Hercules right, wearing lion's skin headdress; ••• (mark of value) to left / Prow of galley right; OPEI above, [•]•• (mark of value) to right, ROM[A] below. Crawford 190/4; Sydenham 363c; Type as RBW 814. Near VF, dark brown surfaces, minor roughness. Extremely rare.

From the Andrew McCabe Collection, purchased from Numismatica Ars Classica, 2010. Ex Bombarda Collection with ticket (via NAC).