Graf von Faber Castell Guilloche GULF BLUE CollectionIntricate Hand Carved Guilloche The special fascination of these writing instruments lies in the contrast of the shiny Rhodium cap and fittings with the guilloche textured barrel. Rhodium is a precious metal that provides an extremely rigid and hard wearing surface with perceptible and lasting beauty. The intricate hand engraved guilloche pattern on the barrel forms a sophisticated contrast to the polished cap and grip zone. The Gulf Blue barrel is