The most jewelled Boheme fountain pen is set with 1,430 brilliant cut diamonds (Top Wesselton WS) with a total weight of approximately 15 carat. Barrel and cap are made of 18 k white gold. As well as the clip which is crowned by a paramount cut diamond.

Rollerball, barrel and cap made of black precious resin inlaid with Montblanc emblem, platinum-plated rings and clip set with a synthetic onyx-coloured gemstone