Shell large to very large, with straight-sided whorls and pointed apex. Sutures impressed, last whorl concave at the middle. Base slightly concave with many red spots, columella smooth with a single tooth. Aperture wide, nacreous within, umbilius open. Color dirty white with red oblique stripes. Pearlized specimens with silver glaze are much sought after by tourists. Distribution: Nha Trang, Truong Sa Island, Phan Rang,... Size: 60-100 mm.