"For sale: Original Cartier Must de Cartier Ballpoint Pen A classic and luxurious design from the Must de Cartier collection (1980s/1990s or reissue). Palladium finish body in shiny silver, with a high-precision diamond pattern (diamond/squared protrusions) of high quality. The top of the cap features a blue cabochon (genuine stone/glossy blue ball) from Cartier. Laser-engraved serial number: M110797 (can be verified at a Cartier boutique). The clip is polished metal with the Cartier logo engraved. Comes with the original luxurious red Cartier box (with a white satin ribbon inside). A luxurious and rare piece, perfect as a gift or for collectors of pens and high-end accessories."