Watch List notes:

Germany. Duchy of Swabia. Erchambold 973-983 and Otto II. AR Denar (19mm, 1.31g). Strasbourg mint. [+ OT]TO [IMPE AVG], crowned bust right / *ER[CHANBALD EP], church. Dbg. 932; E&L 60. Flat spots. Fine. Rare.
Estimate: 200 EUR