Watch List notes:

Romania, Moldavia (Principality). Anonymous BI Groat. Time of Alexandru cel Bun and his sons, circa 1432-1457. ✠ I O [...] O W, facing bull's head; star above, rosette and crescent flanking / I O [...], shield with cross on bar over star; cross above, S to left. MBR p. 78, 603b. 0.93g, 18mm, 3h.

Very Fine. Extremely Rare; no other examples on CoinArchives.