Xezo Brass Fine Fountain Pen in French Blue Metallic Color, Diamond-Cut Engraved, Platinum Plated, Serialized (Incognito Blue F) Supplied with gift box, fountain cloth, 4 ink cartridges, ink converter, certificate, and 3-year warranty card. German-made fine point nib. .999 platinum-plated hallmarked. Limited-edition. Ink refill is standard European size and is selectively interchangeable with a variety of commercially available fountain ink refills including, Xezo, montblanc, parker, cross, waterman, schmidt, sheaffer, st. dupont, visconti, pelican, dunhill, delta, krone, aurora and cartier. Diameter - 12 mm; Length Posted - 156 mm; Length Capped - 138 mm; Weight - 1.4 ounces/40 grams Weight balanced body is designed to minimize friction against the paper. Hues change slightly, depending on the lighting.