Souverän K 600 Tortoiseshell-RedThis colourful series gives our classic Souvern a bright and warm appearance. The extraordinary colour variation is reminiscent of a beautiful sunset and encourages us to stroll down memory lane. The slightly transparent barrel is made out of cellulose acetate and shimmers in a light brown and orange. Traditionally the cap and all other parts of the casing consist of high grade resin. These parts are featured in a warm red, which is one reason for the