It is a natural aquamarine ring, round cut, measures 7mm*7mm, weight about 1.28 cts. The basic metal is sterling silver and plated with rhodium. To change the metal to a solid gold (white/rose) or platinum is also available, please ask for a quotation if you want. You can also go to my shop Home for more elegant rings: https://www.etsy.com/shop/godjewelry?ref=hdr_shop_menu Aquamarine is the birthstone of March. More aquamarine rings: https://www.etsy.com/shop/godjewelry?ref=hdr_shop_menu§ion_id=20709242 Customization is always welcome and please feel free to contact with me if you have any design ideas!