The Calligraphy pen is a limited edition comprising 328 pieces, this number representing the discovery of first document written in Arabic and another two languages from the year 328CE. The Calligraphy Pen is fitted with the owner’s choice of the following nibs: EF (Extra Fine), F (Fine), M (Medium), OM (Oblique Medium), B (Broad), OB (Oblique Broad), BB (Double Broad), STUB 1.1.