Estate fresh 100% Natural Hawaiian puka shell necklace with chunky blue turquoise nugget beads that have honest chert matrix. These shells were bleached by the sun and tumbled by the Pacific ocean. Holes are natural as well.

The shells have a diameter of 10mm to 10.5 mm.  Turquoise is approximately 22mm. Necklace is 19 1/2” long and beads strung on wire cable. Original silver barrel clasp that is heavy and sturdy. It needs to be cleaned. You can see this looking at the close-up photos. 

Super nice. Weight: 104.5 grams. C. 1970s.