There's no better way to share your love than with this scintillating heart necklace from the leo® diamond collection. 14k white gold three round-cut diamonds are wrapped in a heart-shaped frame of round-cut diamonds total diamond weight is 1/3 carat 17- to 19-inch adjustable rolo chain; 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