The necklace is 20” The brand Madewell uses the "1937" stamp as a signature hallmark for its jewelry lines, which often feature antique or bronze gold-tone finishes and intricate, multi-layered chain designs. Your piece is a gold-tone mesh bib necklace, characterized by interconnected links that create a draped, web-like pattern. Key Details Design: Layered chainmail or mesh style bib necklace. Material: Typically crafted from a brass base with a dark gold or bronze-tone overlay.