Here is a Fantastic All Bone Beaded Statement Collar Necklace, great oddity item bone origin is unknown. It is a great piece for everyday and special events and costume Parties.
It is a vintage used item and is in great vintage condition with little to no wear, It does have an extra large hook Clasp also Bone. It is approximately 25 inches long and center section is approximately 6 X 3 in.
