Watch List notes:

Iron Age Britain, Atrebates and Regni, Uninscribed Coinage (50-20 BC), 'Selsey Dahlia' AV Quarter-Stater, devolved head of Apollo right, rev. triple-tailed horse right, with mane, sun-motif above, wheel below, 1.36g, 8h (VA 222; BMC 489-494; Spink 48; ABC 500), some peripheral striking flatness, otherwise residually lustrous, very fine or marginally bolder, scarce.
provenance
D Tiegs, Noble Numismatics Sale 115, 25 July 2017, lot 4589
C Rudd, FPL 96, no, 15
Found at West Sussex, 1997
Estimate: £250 - £350