Gold tone snake chain necklace

in excellent condition no sign of wear on it no tarnishing not stamped/ signed unknown brand gold tone magnetized snake chain flat unisex casual formal jewelry necklace costume jewelry necklace length is approximately 9.5 inches chain thickness is approximately 1cm chain width is approximately 3cm please see pictures for more measurment details not sure if gold plated or just toned it did have some pull when I put a magnet to it.