Parker 51 Deluxe Aerometric Fontain pen The very rare cappuccino brown color is found in the durable Parker 51, which features the Aerometric filling system that followed the Vacumatic filling system produced between 1939-1948. The body is made of Lucite, a type of plastic, with a gold-plated Parker-inscribed cap and a gold nib. It is in excellent condition for its age, with a thickness of 1.2 cm and a length of 13.6 cm with the cap closed. Attention collectors! a rare color Please note that country customs duties are the responsibility of the buyer; please check your country's customs laws. All import taxes, including VAT, are the responsibility of the buyer.