With the same timeless and innovative refinement,the refinement of the slim models emphasizes amazing contrasts between precious metals lacquers in different colors:deep black.A sublime alliance of elegance seduction.WRITING MODE-Fountain Pen.NIB-18K solid gold.BARREL-Deep lacquer.CAP-Deep lacquer.TRIMS-Gold plated.PRODUCT STRENGTH-Quadrangular shape/deep,sometimes iridescent lacquers/richness of colors/ergonomic design/articulated clip.