Vintage Interchangeable Yellow Blue Glass Door Knockers Pierced Earrings Set

This is a set of two interchangeable earrings. It includes a pair of yellow and blue glass or stone door knockers earrings for pierced ears. The top portion comes off of the hoops and you can change out the bottom portion with another set. White 1.75" H x 1" W Blue 1.875" H x .9 W Some tarnish on the silver tone backings. Some gold loss on the gold tone backings. Slight chip/irregularity on two of the stones as noted in the photos.