ALCO's OG bestseller — a vintage herringbone chain that stays on trend for a lifetime. Water- and tarnish-resistant and hypoallergenic, it's made to wear from the gym to the sea and layers beautifully with your other favorite pieces. 18K gold-plated stainless steel, in silver or gold Nickel- & lead-free · hypoallergenic Water- & tarnish-resistant for everyday wear 14 in chain with a 3 in extender & lobster clasp Layers perfectly with any ALCO necklace