RB8 Cabernet ImperialThe Cabernet 'Imperial' is a mesmerizing rollerball pen featuring a barrel in rare green fossil dinosaur bone ((from an Apatosaurus that walked the Earth 100 million years ago), and a structure in aerospace grade titanium and aluminum. The accents on the carbon fiber cap are Mokume Gane and damascus steel, and the pocket clip is set with a diamond. This beautiful writing instrument also features William Henry's patented Wavelock cap closure system.