Watch List notes:

(x) Boeotia, Orchomenos (c. 500-480 BC), AR Obol, 7mm, 0.92g, 6h, wheat grain, rev. Aeginetan-style skew pattern (BCD Boeotia 194; SNG Copenhagen -), very fine, light tone, slightly granular surfaces.
Provenance
From the Nomos Brasiliana Collection (NB004)
BCD Collection, CNG eAuction 185, 2 April 2008, lot 50 - $143

Estimate: £50 - £70