This is a Visconti Homo Sapiens fountain pen. We believe this one is made from lava. Rough area in the box where it holds the pen (see last photo). Fresh from a local estate collection. PLEASE NOTE THAT OUR BUSINESS IS ANTIQUES AND VINTAGE COLLECTIBLES.ITEMS ARE PREVIOUSLY LOVED AND MOST NOT IN PERFECT CONDITION UNLESS OTHERWISE STATED. MANY OF THE ITEMS ARE VERY OLD. PLEASE VIEW PHOTOS CAREFULLY AS WE HAVE DONE OUR BEST TO SHOW ANY IMPERFECTIONS IN THE PICTURES. Listing and template services provided by inkFrog.