It looks like a French pen. There are many safety pens produced in this color from different producers - small and anonymous. Typical of French pens that have nibs of 18 carat gold.
Iboughtthis penfrom France andthe nibis18 caratgold,as required bythe French market.In other countries have sold their pens with 14 carat nibs. Here is one such: http://www.penboard....ton&db_seller=0