This ring is made with natural diamonds, so you can be sure it will keep looking amazing for years to come. (geekwrapped.com)
To achieve our strictest and most exacting light performance requirements for the Gavin Effect ® cut in every diamond in the Black by Brian Gavin ® collection, we select the finest possible natural diamond material. (black.briangavindiamonds.com)
Since they're man - made, cubic zirconia comes in all sorts of colors and color combinations that just aren't found in natural diamonds. (sterlingforever.com)