Celtic, Britain. Atrebates & Regni. AV quarter stater. Uninscribed, circa 75-30 BC. 14 mm, 1.18 g.

Selsey Dahlia (Atrebatic B) type. 

Celticized head of Apollo to right with "hidden face" motif. 
Celticized horse running right, floral sun above, wheel below, dots in annulets around. 

ABC 503. SCBC 48. Van Arsdell -.

With permission of Leu Numismatik, Auction 7, lot 1. 
Feb 2018.