Note: I am not a professional fashion historian. If you spot any inconsistency or outright fallacy somewhere in the picture descriptions please feel free (or even better, obliged) to let me know!
13th century (ca. 1285) France
head from a recumbent figure (“masque du gisant”) of Jeanne de Toulouse from a tomb in the Gercy Abbey, in Varennes-Jarcy (Essonne department, France)
Paris, Musée de Cluny
http://www.sculpturesmedievales-cluny.fr/notices/notice.php?id=668