A must-have accessory, this multi-diamond necklace from the leo® diamond collection enhances your favorite looks. 14k white gold a composite of round-cut diamonds gleams in a diamond double-halo on the circle pendant a bezel-set diamond bridge and a composite diamond bail complete the sparkling design total diamond weight is 1 carat 17- to 19-inch adjustable rolo chain with lobster clasp the leo® diamond is the first diamond independently certified to be visibly brighter patented technology strategically places additional facets onto the diamond, maximizing the return of light and creating faraway sparkle