Watch List notes:

Eastern Celts, Noricum. The Apollo/ Lyre Type. AR Tetradrachm (11.93 g). Imitations of coins of Philip II of Macedonia (359-336 BC). Beardless head to left with hair arranged in three rows of waves. Rev. Horse galloping to left; above and below, lyre (Leierblume). Gõbl, OTA 396/1. Lanz. coll. 703; BMC 1 148. Rare. Well centered on a thick, short flan of fine silver. Toned. Nearly Extremely Fine. Estimate Value $2,500 - UP
Ex Auction Leu Numismatics, Zurich 79 (2000), #116; Ex Stack's, June 8, 1994, #2242.