ID Greek Ar

[Ajax]

Buonasera, 

All info is welcome ! 
diam : 7 mm / 0,28 gr / zilver 

I don’t know what site is up from this very small coin 

Regards , Ajax 

reverse: 

Modificato 29 Agosto, 2025 da Ajax

[roby14]

Ciao,

MYSIA, Kyzikos. Circa 450-400 BC. AR Hemiobol (9mm, 0.36 g, 6h). Forepart of boar left; behind, tunny upward / Head of roaring lion left; star to upper left; all within incuse square.