Watch List notes:

Ionia, Miletos AR Drachm. Circa 260-250 BC. Bion, magistrate. Laureate head of Apollo to left / Lion standing to right, looking back at star with eight rays; monogram to right, BIΩN in exergue. BMC -; cf. Deppert-Lippitz - cf. 697 for different monogram. 2.42g, 15mm, 12h.

Good Very Fine. Apparently unpublished and possibly unique variant with this monogram.

From a private UK collection.