1940s sterling ( tested to be sterling) operculum shell bracelet 5 gorgeous panels with a silver crest between each shell. The bracelet measures 7 1/ 4 inches long with a simple c clasp. The backside has a lot of patina that can be polished off with silver cleaner, the bracelet is in excellent condition, the shells are a deep brown and cream with deep green edges. condition is excellent. Eye appeal and attention seeking conversation piece.