For the first time in its 109-year history, Germany’s penultimate pen manufacturer Montblanc has partnered with an artist outside its maison—a collaboration with innovative designer Marc Newson for the Montblanc M. Born from Newson’s biomorphic design approach that eschews sharp, angular edges for more natural curves, the polished black resin pen only breaks from Newson’s expected nomenclature at the barrel end, where it plateaus in profile. The even plane—milled by a diamond bit—provides a canvas for the comp…