Unknown Celtic silver - unit

[pinpoint]

IMG_08022020_153358_(600_x_600_pixel).jpg (7.2 KiB) 505 mal betrachtet

All info welcome of this Celtic AR unit , Britain ? , Corieltavi ??
Diam. : 13 mm / Weight : 1,14 gr. / silver
Coin found in The Netherlands

Regards , Pinpoint

[pinpoint]

Kick !

Anyone an idea ?

Regards ,Pinpoint

[Erdnussbier]

Hi!

I am by no means an expert for celtic coins but i already tried to look for this one and couldnt find it.
(Also still not sure if the figure on the reverse is a horse to the right with an left facing head or something different)

Erdnussbier