Watch List notes:

Diocletian (284-305), Argenteus, Rome, c. AD 294; ; DIOCLETI - ANVS AVG, laureate head r., Rv. VICTORIA - SARMAT, six-turreted camp gate in front of which the four tetrarchs swear over tripod; in ex. C. cfr. RIC 37a.
Rare. Lustrous, good very fine.