Like what you see here? VINTAGE 3-STRAND TURQUOISE NECKLACE with FINE SHELL HEISHI. DESCRIPTION: This extraordinary old necklace features an 3 strands of natural, hand cut turquoise specimens along with fine brown shell heishi and sterling silver end cones. This fabulous necklace will be a valuable addition to your collection of fine vintage Southwestern and Native American jewelry. MEASUREMENTS: Strands measure from 27" to 30".STERLING: unmarked, verified sterling silver.