Vintage long two-tone geometric shape necklace

Vintage long & chunky two-tone (gold tone metal and silver tone metal) geometric shape necklace. The necklace measures 41.5 inches long (adjustable) & has a carabiner-like clasp enclosure. The necklace measures .6 inches wide. It consists of gold tone circular / circle loops and silver rectangular / rectangle cutout shapes. Some normal wear with use over time, including some minor fading and discoloration, but otherwise in great vintage condition!