What is the most expensive Montblanc pen?
What is the most expensive Montblanc pen? Montblanc Boheme Royal One of the most unique (and expensive) pens is the pocket-sized, diamond-covered Boheme Royal at $1. Answer: The most expensive pen in the world is the Fulgor Nocturnus by Tibaldi. This is because it is valued at $8 million! It is encrusted with black diamonds […]
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