Charles VI (1380-1422) gold Ecu d'Or a la couronne ND (from 1394) MS62 NGC, Mirabel mint, Fr-291, Dup-369C. 3.77gm. 3rd emission. +KAROLVS: DЄI: GRACIA: FRAnCORVM: RЄX (double saltire stops), crowned arms of France / + XPC' * VINCIT * XPC' * RЄGNAT * XPC * IMPЄRAT (star stops), cross fleurée, a star in the center; all within a quadrilobe with lis at points and crowns in spandrels.
A beautiful dark-yellow patina with some reddish highlights. The patination has produced a noble matte-like appearance.