I was browsing the Museo de Traje Website (for something else) and found some extant 17th century garnments that might be interesting for all of you, crazy, doing that Charles II mistresses thing.
It's in the virtual visit :
http://museodeltraje.mcu.es/virtual.jsp?id=15&ruta=3&sala=2&tsala=Tiempos%20Lejanos&vitrina=5&tvitrina=Lo%20m%E1s%20antiguo%20de%20la%20colecci%F3n
I couldn't find them in the catalogue, but I don't speak spanish, so my improvisations could have been wrong.
EDIt : here. I found one of them !
It's in the virtual visit :
http://museodeltraje.mcu.es/virtual.jsp?id=15&ruta=3&sala=2&tsala=Tiempos%20Lejanos&vitrina=5&tvitrina=Lo%20m%E1s%20antiguo%20de%20la%20colecci%F3n
I couldn't find them in the catalogue, but I don't speak spanish, so my improvisations could have been wrong.
EDIt : here. I found one of them !