Watch List notes:

The Roman Empire
Time of Valentinian III

Hammered contorniate, Æ 24.00 g. NERO CLAVDIVS CAESAR AVG GER P M TR P IMP PP Laureate head of Nero l.; in l. field, ivy leaf. Rev. S – C Triumphal Arch surmounted by a incuse quadriga and two incuse standards. AMUGS VI/1 559 and pl. 98, 7 (for obverse), 99, 2 (for reverse). AMUGS VI/2, 559, 1a (this specimen, illustrated on pl. 224, 6).
Very rare and an interesting issue. Brown tone and very fine

Ex G. Kastner 10, 1976, 308; M&M GmbH 11, 2002, 274 and M&M GmbH 31, 2009, 223 sales.
This specimen boasts a fascinating provenance having been illustrated by Alföldi. AMP.