Stipula - Bertinoro Prototype - No reserve price - Fountain pen

Rara Stipula Bertinoro, in exceptional condition, prototype and unique specimen. Studied and produced to honor the famous Bertinoro column. A piece of absolute value for collections.
Nib in titanium stamped Stipula titanium. Veretta and bottom ring sculpted in bas-relief. The clip reproduces in perspective the column that gives the pen its name. The premium resin has hazelnut and shifting gold colors.
Good auction!!