PURPLE YELLOW SPINY Oyster Beads Drums 4x3.5mm 16"

This is a 16" strand of 4x3.5mm thick drum shape Purple/Yellow Spiny oyster we had cut into beads! Only found off the coast of Baja in the Sea of Cortez! Hand cut exclusively for us!
100% natural untreated shell.
Please note: This is not a finished necklace, these beads are temporarily strung.