The Basilea collection is an internationally successful model, inspired precisely to Basel, city of largest, historical and cultural importance: Since the Medieval Age it was the city of hold official Trade Fair (1471), a University (1459), an establishment of paper mills (1433) and therefore also many printers and humanists. The first edition of this collection, was conceived for the first participation of Marlen to "Basel watch and jewelery show", jewelery and watches exhibition in 2003 in Basel. Over the years, the pen has been redesigned to its current version. It is an edition numbered, made of acrylic resin black with red cellulose acetate. Silver trim.