this is a solid 14k yellow gold pendant with a beautiful all natural round brilliant cut AAAA quality peridot with perfect color , clarity , and cut just a beautiful natural peridot. this pendant is mounted on a solid 14k yellow gold rope chain Italian made. the entire necklace is in amazing condition as the pendant is from around 1940s . the markings on the pendant are almost worn off all the way but you can still see them barely