Has its own serial number. Has 14K-584 Medium Gold Nib. DUPONT STREAMLINE-R Fountain Pen Matt Black/Palladium Trim has 14K-585 M" is in sale since Friday, September 4, 2020. This item is in the category "Collectibles\Pens & Writing Instruments\Pens\Fountain Pens\S. The seller is "bogomaziuk" and is located in Antelope, California.This item can be shipped worldwide.