As striking as they are easy to style, the Petit Pavé Cluster Studs illuminate your day-to-day jewelry with concentric circles of hand-cut Cubic Zirconia. Gemstone: Cubic Zirconia (Man-Made). These expertly-cut gemstones are intricately set by hand, catching the light as they flow across brushed metal. Metal: DD Signature Brushed Gold Plated Over High-Quality Brass. Length: 10 mm