S.T. Dupont Line D Large Rollerball Pen - Atelier Purple Lacquer Collection_Opera by Leonardo da Vinci and

by Leonardo da Vinci and its golden number or ratio (1

Based on the iconic Visconti shape of the Squaring the circle collection

The octagonal Florentine baptistery inspired the eight faceted finishing

Oblique Medium

Emeralds were enormously popular in the Mughal Court of India

S.T. Dupont Line D Large Rollerball Pen - Atelier Purple Lacquer Collection_Opera by Leonardo da Vinci andWhile every S. T. Dupont pen is made to exacting standards, the Atelier line is made with extra care. Authentic urushi lacquer, with a sheen and depth that no synthetic can equal, is hand gathered and blended, like wine, by their master lacquerers. Using an age old technique called Popot, the urushi lacquer is then hand applied over a solid brass body, distributed evenly to ensure a silk like feel and a high resistance to scratches and heat. Each pen