Watch List notes:

Caligula (AD 37-41), AR Denarius, Rome, 41, laureate head right, c caesar avg pon m tr pot iiii cos iiii, rev. divv[s avg] pater patriae, radiate head of Divus Augustus right (RIC 31; BMC p.150 note; RSC 8), almost extremely fine.

Estimate: £1,200.00 - £1,500.00