CERTIFIED CUSTOM LAB-GROWN DIAMOND RING: Discover the excellence of IGI certified lab grown diamond ring, allowing you to customize your ring shape with the diamonds and metals of your choice. DIAMOND DOMAIN rings are a sustainable and genuine option for your engagement or anniversary ring. The carat weight/size indicated is of the selected Shape Center/main stone. Rest assured that the quality and craftsmanship of your wedding band / ring have been thoroughly evaluated and certified.