These are a pair of Mint condition Louis Cartier Dandy Limited Edition of 1847 Ballpens
 
Gold Foils and Black Lacquer,
Black Onyx Cabochons on the tips,
Consecutive serial numbers 0602 and 0603 out of edition of 1847 only,
Made in 2005 in France,
 
The pens are in mint condition, literally like new and come with box service guides, outer whiter sleeves and everything that comes with the pens originally