Watch List notes:

GERMANY: Weimar Republic, AV 20 mark (6.50g), 1928, KM-X3, Kienast-416, medallic issue by Karl Goetz, Reichspräsidenten Paul von Hindenburg bust left // Hindenburg family crest, struck at the Bavarian State Mint, surface hairlines, NGC graded AU.

Estimate: 375-475 USD