The length is approximately 50 cm. This is a necklace with a gold satin finish. It's not a bright, shiny gold, but rather a subdued, gold-white color, giving it an elegant feel. The clasp can be easily fastened at any point, allowing you to adjust the length to your preference. It's lovely for both men and women. This is a brand new, unused item and is a very beautiful piece. Item number 565.