This necklace is made of 18K yellow gold and features a classic serpent link chain design. The chain is 2.5mm wide and weighs 11.80 grams, making it a substantial piece that is not too heavy or too delicate. The necklace is unisex in style and can be worn by both men and women. The serpent link chain is a popular and timeless design that is elegant and versatile. The links in this chain are interconnected and form a continuous, flexible chain that drapes beautifully around the neck. The 18K yellow gold material gives the necklace a rich, warm color that will complement any skin tone. This Unoaerre 18K Yellow Gold Necklace is in excellent condition. It is a high-quality piece of jewelry that would make a great addition to any jewelry collection. Length, 23.5 inches Width, 2.5mm Weight, 11.8 grams