Report Number - 54J727522409 Gross weight - 7.84 grams Total Carat Weight - 6.50 carat color - E-F Clarity - VVS-VS Carat - 6.50 Carat Color - E,F Clarity - VVS,VS This exquisite Station necklace with IGI certified One Platinum ,weighing in total 7.84 gm ,with total diamonds weight 6.50 carat, containing 8 laboratory grown diamonds. separate IGI certificate with it 54J727522409. A lab-grown diamond pendant is a piece of jewelry featuring diamonds that have been created in a laboratory setting rather than mined from the earth. These diamonds are chemically, physically, and optically identical to natural diamonds.