Apollonia Pontica, AR diobol, 1.27 gr, 11.66 mm. Late 4th Century BC. 

Obv: Head of Apollo facing with spiked hair. 
Rev: Anchor, A on left, crayfish on right. 

Traité 1635; Pozzi 1145; BMC (Mysia) 15; Sear -. 

Courtesy of TimeLine Auctions (www.timelineauctions.com), February, 2013