About This Pen: This Montblanc Starwalker M25601 (08484) Pen has a mechanical pencil writing system with twist mechanism. It features a black precious resin barrel, a highly polished platinum-plated clip, and complimented by a cap that is also made of a black precious resin. The transparent cap-top is decorated with a floating Montblanc emblem. The three platinum-plated rings on the trim is embossed with the Montblanc brand name.