Watch List notes:

FRANCE, Charles VI (the Well-Loved or the Mad), (1380-1422), ecu d'or a la couronne, (4.02 g), not dated, obv. +KAROLVS DEI GRACIA FRANCORVM REX around, crowned royal coat of arms, rev. +XPC VIHCIT XPC REGHAT XPC IMPERAT around, cross fleury with central star in quadrilobe (Duplessy 369, C.488, L.378, F.291). As struck, extremely fine and scarce.

Ex Gadoury France, at Paris Coin Show, 1978.