Yes, the Aurora Diamante fountain pen costs US$1.47 million – here's why, plus 3 more super-fancy writing pieces from Cartier, Montegrappa and Mont Blanc | South China Morning Post
Montegrappa 1930 Extra Diamond Cast Aqua Collection Fountain Pen
MONTEGRAPPA | Fountain Pen
Montegrappa Classical Greece LE Gold and Diamond Fountain Pen #03/15 | eBay
Montegrappa 1930 Extra Diamond Cast Aqua Collection Fountain Pen
Montegrappa Muhammad Ali fountain pen is customized with gold and diamonds - Luxurylaunches