18K yellow gold filled rope chain necklace with a lobster clasp / Stamped with "18KGF" / 16-inch to 38-inch long / 3 mm wide available / Nickel-free, Lead-free, Tarnish-Resistant / Hypoallergenic / Waterproof, shower with them or take a swim / 18K yellow gold has a deeper yellow hue than 14K or 10K / 100% satisfaction guarantee. / Same day shipping from California!*** Free velvet gift pouch included.