Pilot MR Murex Vintage Fountain Pen - Integrated Nib - NOS - 1970s Product Details: A legendary piece of Japanese writing history: the Pilot MR, often referred to as the Murex. This 1970s model is famous for its revolutionary "Integrated Nib" design, where the nib is seamlessly crafted from the same piece of stainless steel as the grip section. This example features a sophisticated brushed stainless steel (hairline) finish. Condition: New Old Stock (NOS): This pen is in flawless, unused condition. It retains all original factory stickers, including the retail price (¥5,000), nib size (Fine F), and "Made in Japan" stickers. Aesthetics: The brushed steel finish is pristine, showcasing the iconic, futuristic design. Features: Nib: Integrated Stainless Steel Nib. Nib Size: Fine (F). Filling System: Cartridge/Converter (Standard Pilot type). Collectibility: Finding a Pilot MR in this genuine NOS condition with all stickers is a rare opportunity for collectors worldwide.