Vintage Black and Rhinestone Earrings, 1950s Clip on, Evening

ERA: True vintage item from the 1950s
MEASUREMENTS: 1-1/4 inches long, 1/2 inch wide
MATERIAL: silver metal, glass stones
LABEL: unmarked
Great evening earring made of clear and black opaque glass beads. Set in a silver tone metal, clip backs.
CONDITION: Good condition. The earrings are kind of crooked, but they seem to have been made that way. They have tarnished/patina and aging. The pads inside of the clips are flat and hardened.