Nib: 14k Medium Gold
The Opera pen was designed with what is known as the "squaring the circle" barrel. A round pen is squared off, but with a comfortable to hold design. This is an innovative design by Visconti that has been imitated by other pen manufacturers. Light green marbled barrel with Black cap & gold trim. The arched clip has an indestructible mechanism
Serial No. 233062
Condition: New old stock with original box and instructions. *
The material in the box shows store age.
Inspired by the Vitruvian Man of Leonardo da Vinci, inscribed inside both a square and a circle, it gives the pen an ergonomic shape: squared and round at the same time. The pen body and cap being acryloid — resin with celluloid insertions.