Watch List notes:

Carausius. Romano-British Emperor, AD 286-293. Æ Antoninianus (25mm, 4.12 g, 5h). "C" mint. Radiate, draped, and cuirassed bust right / Pax standing left. holding olive branch and scepter; S|C. RIC V 476. Brown patina, faint traces of silvering, slightly uneven strike. Good VF. Powerful portrait.

From the Dr. John Whitehead Collection, purchased from Mike Vosper, ca. 2001.