Layer charming sparkle into your favorite looks with this lab-grown diamond nine-stone necklace. 14k white gold nine channel-set round certified lab-grown diamonds graduate in size to the largest 1/4 ct. Center stone this curved design suspends centered along a box chain f color/si2 clarity with certification card 1 ct. T. W. Of lab-grown diamonds 16. 0- to 18. 0-inch adjustable necklace; spring-ring clasp