Not an antique jewlery expert, however these appear to be amethyst semi precious carbachon cut encrusted clip on are gorgeous! The post seems very antique and the stone is well set, metals appears to be pinchback fakes, looks like silver and was gold plated, the earrings are tarnished. Needs professional cleaning. 

Antique Semi Precious Stone Costume Earrings

$88.00
per