Cool tribal choker necklace acquired in 2011 at a jewelry store in the village of Aguas Calientes, near Machu Picchu, Peru. It has 18 clear irregular 3/4 inch long crystal quartz spears.The center spear is 1 1/4". Small turquoise rondelles were strung with silver spacers The clasp is stamped 950. 14" total length. Artisan made by a local artist. It has never been worn.