Watch List notes:

MYSIA. Parion. 4th century BC. Hemidrachm (Silver, 13.5 mm, 2.41 g, 6 h). ΠΑ/ΡΙ Bull standing left, head turned back to right; below, star. Rev. Gorgoneion facing, surrounded by snakes. SNG BN 1368-1370. Fresh, sharp and unusually fine. Good extremely fine.

From the Trausnitz Collection, ex Tkalec 25 October 1996, 48 (550 CHF).

This coin was said by the original auctioneer to have been selected out of hundreds of others for its quality: "I tell you, this is the best one!".