The # 3776 collection was designed by the Haruo Umeda expert, known as "Mr.Fountain Pen", along with the Platinum Pen Company design team. Their purpose was simple: create the ideal fountain pen. The platinum # 3776 is on the market since 1978 !!!! After just six months after the release, more than 150,000 pens were sold and since then its popularity has remained unchanged. 3776 refers to the height of Mount Fuji, the highest, most famous and most beautiful summit in Japan. Classic form, 3776 is now a timeless classic. Excellent quality of nibs. Platinum # 3776 Century - Details:Brand: PlatinumModel: # 3776 CenturyProduct No.: PNB-13000Pennino: 14k gold goldPENNINE MEASURES EF (extra end), F (fine), M (Medium), B (Broad)Materials: AS resin and gold plated metal parts.Loading system: cartridges and converter (not included)Weight: 20.4 gramsLength: 139.5mmDiameter: 15.4mm