Elegant men’s ring, Made of 925 calibre silver, Designed by Sivan, Encrusted original Yemeni Onyx Sulemani stone, Main stone shape oval, 100% natural opaque. Metal: 925 Silver Stone Type: Gemstones > Sulemani Onyx Stone Treated/Natural: 100% Natural Stone Transparency: Non Transparent Stone shape: oval Resizable: Yes