About Fisher Cap-O-Matic Space Pen - Chrome with Ruby Swarovski The Cap-O-Matic Space Pen is part of the Fisher Space Pen Co's range of modern, sleek and durable ballpoint pens. Fisher Space Pen's have become an icon of American writing equipment and 20th Century design, having featured in exhibitions at the Museum of Modern Art in New York. The Swarovski Ruby crystal sits nicely on the cap top giving this pen a subtle, elegant touch. Manufactured in Nevada, USA, this pen is produced to exacting standards and utilises Fisher's tungsten carbide ballpoint and patented visco-elastic ink in a pressurised cartridge. As a result, the Fisher Space Pen can write in the most demanding environments: In the zero gravity vacuum of space In extreme heat up to 200°C In extreme cold to -20°C Underwater Upside down On grease This pen is fitted with an SPR4 black medium point refill