Watch List notes:

Austria (Hall mint), thaler, Leopold, 1628/6, NGC AU 58, finest known in NGC census. Dav-3338 for type; KM-unl (629.2 for type). Very deeply rainbow toned all over, with some faint underlying luster, wear on highest points only, the overdate quite discernible (unlisted in KM).

Estimate: $400 - $600