Model number: 1ST-1005 It is 12-karat gold plated. These are prescription glasses. They have lenses in them to prevent deformation, but please be sure to replace the lenses before using them. * The prescription strength is unknown and cannot be provided. Due to their age, there are scratches and stains from aging. Please check the condition in the photos. I am also selling many other eyeglasses, so please take a look at my profile if you'd like.