GRAF VON FABER-CASTELL Guilloche Rhodinert Fountain Pen (18K nib & converter)Precision engraving and gold nib performance The Guilloche Rhodinert fountain pen takes the signature engraved barrel and elevates it with a more technical finish. The Rhodinert coating gives the pen a stronger appearance, paired with the same handcrafted guilloche engraving beneath. Combined with a smooth 18k gold nib, this is a more modern, slightly edgier evolution of the Guilloche line. Why you'll love it Unique Rhodinert finish for a more