Note: spectacular military bust, with very rare attic helmet (not corinthian which is much more popular), balteus across the cuirass and shield decorated with Medusa in combination with a scarce and interesting reverse type with aeternal Roma!
Extremely rare. Only the third example to have appeared on the market; last listing of this type at Helios Numismatic auction 7 lot 898 in 2011 (800 EUR + fees): https://www.sixbid-coin-archive.com#/de/single/l27833526
Beautiful example with full silvering!
Great provenance: Ex Philippe Gysen collection = Ex Hirsch 175 (1992), 1417
OBVERSE: IMP C M AVR PROBVS P F AVG
REVERSE: ROMAE AETERNAE; Roma seated in temple holding victory and sceptre
BUST TYPE: E1 = radiate, cuirassed and helmeted bust left (attic helmet), holding spear and shield decorated with Medusa; cuirass with balteus visible
FIELD / EXERGUE MARKS: -/-//XXIS
WEIGHT 4.13g / AXIS: 12h / WIDTH 21mm