Antoninus Pius. AE Dupondius. 26-27mm; 12.51g. AD 139. 

ANTONINVS AVG PIVS P P, radiate head right.
SIC-I-LIA / COS II, S-C across fields, Sicilia, draped, 
wearing triskelis on head, standing left, holding crown 
and poppy in left. 

RIC 595; BMCRE IV 1198 add; Cohen 788.
Extremely rare.

With permission of cngcoin.com, the AK Collection.