mariner coffee bean link necklace, 18k gold plated chocker necklace, puff chain gg chain ★ Super trendy Mariner/Coffee Bean/Guci style chain necklace. ★ 18K Gold Plated. ★ Measures 16". ★ Wear it solo or stacked with other necklaces from the collection. ★ Waterproof / Tarnish-Resistant ♥ Lead and nickel free. Hypoallergenic.