Here is the rewritten description within 400 characters, segmented: This 18k yellow gold chain is crafted from solid 75% pure gold, not plated. Each piece is stamped 18k, G18k, or Au750. It is nickel-free, lead-free, cadmium-free, and hypoallergenic for sensitive skin. Lightweight yet strong and durable, this classic thin chain resists breaking. Available lengths are 6 to 9 inches. Width options include 0.7mm, 1mm, 1.5mm, and 2.8mm. Features a secure lobster clasp for easy wear. Ideal for gifting to women of all ages on holidays, birthdays, weddings, anniversaries, Mother's Day, Valentine's Day, or as expressions of love and appreciation. The brand is Amazon registered. Jewelry arrives carefully packed in protective packaging, ready for gifting.