Kay Jewelers Diamond Necklace 1/3 ct tw Round-cut Sterling Silver/14K Gold- More: Contemporary in style while reminiscent of vintage glamour, designs by Neil Lane are truly timeless. Here, round diamonds bloom in a setting of 14K rose gold in the center of this elegant necklace for her. A diamond-decorated teardrop, crafted in sterling silver, frames the center with additional sparkle. The diamond pendant, from the Neil Lane Designs collection, has a total diamond weight of 1/3 carat. The cable chain is adjustable from 17 to 19-inches and is secured with a lobster clasp.