Vintage Native American Green Turquoise Tube Bead Double Strand Necklace

Vintage Native American double strand necklace with beautiful green turquoise tube beads and silver accent beads It is about 20.5 inches long with a hook clasp and bead end caps marked "Sterling" Most likely Navajo, though I can't say for sure as it is not signed by the maker The turquoise color is a very pretty mint/seafoam, the photos on the mannequin show the color truest to in-person In excellent condition