Book your “essenza poliedrica”, we will ship by January 16th Essenza poliedrica is the result of an exhausting search for shapes and designs to always guarantee a unique product in the world, a unique product to cherish and collect. Inspired by geometry and mathematics, the Polyhedron is the geometric solid limited by polygonal surfaces, in this case 3-sided. A true artisanal masterpiece, made of aesthetic synthesis and mechanical knowledge, manually sculpted from solid bar. Essenza poliedrica is available: · with regular steel nibs "la Fenice" · with custom stacked "seagull" nib by Monty Winfield · with XXXF nib by Joshua Lax Filling system: cartridge/converter included.- - - - maximum cap diameter: 16.9mmminimum cap diameter: 12mm maximum body diameter: 16.9mmminimum body diameter: 10.3mm handle: 12mm weight 25g