Parker Duofold Centennial Mosaic BW Fountain PenThe Parker Duofold collection is crafted from a combination of contrasting elements. Acrylic elements are offset with platinum, velvet black and pearl finishes. The pen features 18k solid gold nib rhodium plated and hand polished platinum alloy point for smooth writing. Standard Medium point nib. Cartridge or convertor for bottled ink. This Duofold Black Mosaic is the 3nd Mosaic limited production that parker came out with. The 1st was blue, the 2rd