Beautiful brilliant round lab-created blue sapphires 0.68 carats (ctw) are sandwiched between stunning sparkling lab-grown diamonds 9/10 carats (ctw SI1-SI2, G-H-I). 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 origin. This beautul sapphire band featuring the birthstone of September includes lab-grown diamonds of color G-H-I and clarity of SI1-SI2.