Mytilene, Lesbos, EL Hekte, ca 521-478 BC. 10 mm, 2,57 g.

Forepart of winged boar right.
Incuse head of roaring lion left. 

Bodenstedt Em. 10; Boston MFA 1678; Hoover HGC 6, 935. 

Very rare

With permission of Roma Numismatics Ltd auction XIV, Lot 166, Sept. 2017.