Watch List notes:

The Antony Scammell Collection of Roman Coins (Part II) Roman Provincial Coinage, BITHYNIA, Prusa ad Olympum, Didius Julianus, Æ unit, 193, laureate and cuirassed bust right, rev. hexastyle Corinthian temple, shield in pediment, cαεων in exergue, 7.83g (BMC 15; same dies as Gorny und Mosch 196, 2085, CNG Triton XVI, 695 and Roma XIII, 513). Very fine with a clear and attractive portrait, extremely rare £400-£500