The sigil from the Simon Necronomicon. A book written by an unknown author, and introduced by a man identified only as "Simon". Stories presented in it are a blend of Mesopotamian myths, Akkadian, Babylonian and Assyrian and a storyline of unknown authenticity about a man known as the "Mad Arab."

The pendant is made of sterling (925) silver. It has 2.3cm (0.9 inch) in diameter. The pendant's loop is 3mm (0,11 inch) wide.

A leather cord is included with the pendant.