Montblanc Meisterstück Solitaire Doué Blue Hour Classique RollerballThe Meisterstck Solitaire Dou Blue Hour Classique introduces itself as a precious, blue lacquered Solitaire product with platinum coated fittings. The magical hour between daylight and night the Blue Hour creates a smooth contrast and breathtaking mood, which served as design inspiration. The hexagon pattern on the barrel reflects the refraction of lights and night traffic in urban cities.