Marquise cut diamond focal: Your choice of carat weight, color & clarity from the available options (see dropdown menus). Our natural diamond focals are GIA certified; our lab-grown diamond focals are IGI or GIA certified. Each focal stone is hand selected by Melanie to ensure that her high standards for color, clarity, and overall beauty are met. Solid 14k gold setting with six prongs on a delicate 1.2mm band (available in yellow, white, and rose gold); also available in platinum This piece