Athens, AE15, ca 198 BC. 2.68 g. 

Head of Athena to right, wearing winged Athenian helmet. 
Owl standing left, wings closed, small Panathenaic amphora to left; all within olive wreath.

Kroll Agora 77 (listed with A above, Q-A across fields on reverse); Svoronos pl. 22, 90. 
Very rare. 

With permission of Nomos AG obolos 16, Lot 311, Oct. 2020.
ex CNG auction 51, lot 320, Sept 1999