France
Charles VI (1380-1422) gold Écu d'or à la couronne ND MS62 NGC, La Rochelle mint, 5th emission, from 2 November 1411, Fr-291, Dup-369D. + KAROLVS * DЄI * GRACIA * FRAnCORVM * RЄX, crowned arms of France, an annulet beneath the 9th letter / + XPC * VInSIT (sic) * XPC * RЄGnAT * XPC * InPЄRAT, cross fleurée, a star in the center; all within a quadrilobe with lis at points and crowns in spandrels, an annulet beneath the 9th letter. Somewhat ragged around the edges but with much luster and a sharp obverse center.
Estimate: 700-900 USD