Black Vintage Celluloid Beads in Earrings.
Yes, they are light because that's what Celluloid is.
"Celluloid was made into toiletry articles, novelties, photographic film, and many other mass-produced goods. Its popularity began to wane only toward the middle of the 20th century, following the introduction of plastics based on entirely synthetic polymers.
These earrings could easily become someone's favorite casual pair! The beads are set in Sterling Silver.