Madewell Vintage Gold Paperclip Chain Necklace In vintage-y gold plated brass, this adjustable open-chain necklace is perfect for layering with your faves—or wear it solo as a dainty statement piece. Length: 15 1/2" with a 3" extender chain for adjustable length. Gold-plated brass. Lobster clasp closure. Nickel-safe. Clean your jewelry after each wearing with a soft cloth. Imported.