Christian Dior Earrings Multiple colors

Earrings, Very couture, composed of a cobalt blue beveled glass cabochon, inserted by 4 branded in gold metal (gold plate?), topped with a teardrop clip, very worked.
On the back of it ,is engraved in a medallion: Christian Dior boutique.
En très bon état, only one corner of one of the two cabochons has a tiny shine (noticeable only by touch or magnifying glass, see last photo)
The matching brooch, you are offered in my shop.