This amethyst necklace features a genuine earth mined amethyst with a fabulous purple color. The necklace and pendant are made of solid sterling silver. This item is brand new and has been certified by the Canadian Federal Gemological Laboratory of Canada. The certificate will be included and describes the amethyst as follows: "Shape and cut: Oval Weight: 53.43 ct Species: Natural Quartz Variety: Amethyst Colour: Purple Transparency: Transparent Luster: Vitreous Refractive Index: 1.55 - 1.56 Identifying characteristics: Internal M.S.R.P: $3,740.00 CAD" Please feel free to browse my shop for hundreds of additional pieces of certified gemstone jewelry including an excellent selection of fine quality amethyst pieces: https://www.etsy.com/shop/SilverJewelery Also please take a moment to read through the rave reviews that my awesome customers have left regarding their purchases from my shop: https://www.etsy.com/your/shops/SilverJewelery/reviews Feel free to send me a conversation with any questions. Thank-you for looking!