Marcello Ripa This is a sardonyx shell cameo by Mr. Marcello Ripa. It is a work by Mr. Ripa, who is highly regarded as a master of the modern shell cameo world. This is a top-quality shell cameo incorporating Mr. Ripa's unique aesthetic sense. It is a high-quality piece at first glance, with very thick and careful relief carving. Sardnyx shell cameo 7.7 x 5.4 cm Thickness: 1.7 cm (approx.) Purchased in Italy. Stored at home.