About This Pen: This Montblanc Starwalker Midnight Black M25630 (105657) Pen has a ballpoint writing system with twist mechanism. It features a black precious resin barrel, a ruthenium-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 ruthenium-plated rings on the trim is embossed with the Montblanc brand name.