Zinc, brass, Epoxy and glass stones - Light gold ox plating. - 17" long with a 2.75" extender chain for adjustable length - Still bright and shiny - There is discoloration on clasp of the necklace (see photo) - Comes with the original white J Crew monogrammed drawstring storage bag Worn less than 5 times :) I received many compliments especially during the holidays wearing this statement piece! All of my jewelries are carefully stored/sealed to prevent tarnish.