Chalkis, Euboia, AE12, ca. 290-271 BC. 

Head of Hera facing three-quarters to right, wearing diadem surrounded by five discs. 
XAL, eagle flying right, holding serpent, barley corn or 
leaf below. 

BCD Euboia 203; Picard Emission 39b; BMC 70; Sear SG 2488. 

Sold by Gorny & Mosch auction 237, Lot 1348, March 2016.