 You can see the history of all the different pieces they have to offer there that goes back sometimes 100 years, more than 100 years. It goes way back. And there's a very detailed description of what it's made from and the ages of the different materials that are used in the making of that piece, whatever it may be. They're located at 6948 Vaughn Road, online at heirloomjewelers.com. And call them again at 260066 for Heirloom Jewelers.