Sterling silver. 16" chain w/2" extender, pendant hangs approx 3/8". Item# 5615sn. Our vermeil is sterling silver dipped in 16k gold. Findings are sterling silver and 14k gold fill. Handmade in Oakland, CA. • hangs 3/8” • choose birthstone • 16" cable chain • 2" extender • sterling silver • handmade in Oakland, CA