Vintage Hawaiian Puka Shell Necklace 16" long.

Vintage 1970s Hawaiian puka shell necklace. These pukas are 100% natural with natural holes, white from the sun and smooth edges from the sand and sea. 

They are 7.9 mm in diameter. Necklace is 16" long. Shells are well matched. Weight: 37.9 grams. Original barrel clasp.