Spiny cord oyster shell. Earrings are originally from a Navajo reservation, brand new, spiny cord oyster earrings , with three tear drop spiny cord oyster stones, inlaid in sterling silver with original stamp of the artist on the back of the earrings. The earrings drop about 3 inches, are very beautiful, original, made by the Navajo, this precious spiny cord orange pear shape stone is very unique, classy, and represents its culture and the fabulous artist who created these.