It is natural aquamarine ring. The main stone is 7 mm*9 mm oval cut.weight about 1.58 carats. 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 March birthstone More aquamarine rings: https://www.etsy.com/shop/godjewelry?section_id=20709258 Cust Oval Aquamarine Diamond Ring Fine Jewelry, Oval Aquamarine Diamond Ring With Prong Setting, Oval Aquamarine Diamond Ring In Fine Jewelry Style, Oval Aquamarine Diamond Ring In White Gold, Oval Aquamarine Promise Ring, Oval Aquamarine Diamond Ring Gift, Oval Aquamarine Diamond Ring As Gift, Oval Aquamarine Ring With Diamond Accents, Oval Aquamarine Rings With Diamond Accents