Watch List notes:

THE ALFRED FRANKLIN COLLECTION OF ANCIENT COINS, ROMAN SILVER AND BRONZE COINS, Diadumenian (AD 218), Silver Denarius, as Caesar, M OPEL ANT DIADVMENIAN CAES, bare-headed and draped bust facing right, rev PRINC IVVENTVTIS, emperor standing front, head right, holding a standard and a sceptre, two standards on right, 3.53g, 6h (RIC 102; C 3). About extremely fine.
ex Baldwin's Auction 65, 4 May 2010, lot 1187
Mint of Rome unless otherwise stated

Estimate: £300-350