Germany
Frankfurt am Main - Sigismund (1410-1433).
Av: St. John standing facing, between his feet a two-headed eagle, MONET' NO' - FRΛ'CFORD', Rw: Apple of dominion in four arches, + SIGISMVD' * RO' * NORVM * REX.
Gold, 21.9 mm, 3.03 g, slightly bent