



- Aluminum Body The Midnight Blue pen has an anodized aluminum body with a grooved barrel and cap.
- Soft-Click Cap The cap closes with a soft sliding click.
- Stainless Steel Nib The stainless steel nib is available in extra fine, fine, medium and broad.
- Ink Filling System The pen takes standard international ink cartridges. A Diplomat plunger converter is available for bottled ink.
- Five-Year Warranty The pen carries a five-year manufacturer warranty.
| Body | Anodized aluminum, with a grooved barrel and cap |
|---|---|
| Nib | Stainless steel |
| Nib sizes | Extra fine, fine, medium, broad |
| Nib maker | JoWo |
| Filling system | Cartridge / converter |
| Takes | Standard international ink cartridges |
| Cap | Soft sliding click |
| Barrel diameter | 15 mm |
| Capped length | 140 mm |
| Posted length | 160 mm |
| Weight | 42 g |
| Made in | Germany |
| Warranty | Five years |
- Diplomat Aero Midnight Blue Fountain Pen
- Converter
- Two standard international ink cartridges
- Case for three writing instruments
- Warranty card
What nib widths are available for the Midnight Blue Aero?
The stainless steel nib is available in extra fine, fine, medium, and broad. You choose the width when ordering. Each is the same stainless steel nib in a different grind, so if your writing style calls for a specific width, it is straightforward to order the right one from the outset.
What is the Midnight Blue Aero made of, and where is it made?
The Midnight Blue Aero has an anodized aluminum body with a grooved barrel and cap. The finished pen is made at Diplomat's production site in Cunewalde, Saxony, Germany. Diplomat has produced writing instruments in Germany since 1922.

