Watch List notes:

Diadumenian (AD 218). Seleucis and Pieria, Antioch. Æ As (18mm, 3.92g, 6h). Bare-headed and cuirassed bust r. R/ S•C; Δ above, Є below; all within laurel wreath fastened at top with star. McAlee 745c; SNG Copenhagen 235. Brown patina, about VF
Estimate: 50 GBP