Dress up all your favorite looks from casual to dressy with this graduated certified lab-grown diamond curved bar necklace. Fashioned in 14k white gold graduated-size certified lab-grown diamonds - each boasting a color rank of f and clarity of si2 - line the curved bar in sparkle. The largest 1/3 ct. Certified lab-grown diamond shines at the center. Dazzling with 3 cts. T. W. Of lab-grown diamonds includes certification card this 16. 0-inch cable chain necklace with 2. 0-inch extender secures with a spring-ring clasp.