Glorious green lab-created green emerald gemstones 1/2 Carat (ctw) are sandwiched between 36 sparkling brilliant round lab-grown white diamonds 1/2 carats (ctw) prong set into crisp polished 14 karat white gold in this unique may birthstone gemstone band that is simply stunning. Lab grown diamonds are man-made diamonds that are chemically, physically, and optically identical to diamonds originating from nature. Both have the same chemical composition and atomic structure, producing the very same durability, fire, and sparkle, The only difference is the origin.