These vintage screw on earrings feature a dangling shell with blue flowers, one of the flowers on each earring has a crystal.  It dangles from a tiny shell where the earring attaches to the ear.

It shows signs of aging but little, if any, use.  Please examine the photos, they are part of the description.

This is from a deceased relative’s collection of things.  It has been in storage for decades.

This is item number 8582