Inspired by industrial hardware, Marla Aarons jewel tools are designed with interlocking mechanisms so you can mix and match to your hearts desire. This handmade necklace is comprised of the labels turquoise-threaded 14-karat gold Rondelle chain and 18-karat Moonlock. Attach one (or more) of the brands playful charms to extend it from 15-inches to longer - look through our edit to find your favorite additions.