Watch List notes:

ANCIENT COINS, ROMAN, Mint of Rome unless otherwise stated, Hostilian (AD 251), Silver Antoninianus, as Caesar, C VAL HOS MES QVINTVS N C, radiate and draped bust facing right, rev MARS PROPVG, Mars advancing right, holding spear and shield, 3.66g, 12h (RIC 176b; C 13; RCV 9555). Extremely fine, scarce.
from the Evan Salholm collection
purchased Spink & Son Ltd

Estimate: £120-140