Vintage (c1950) BIRO RARE Citizen Black Ballpoint Pen, CT For Sale

You will be buying a Vintage (c1950) BIRO RARE Citizen Black Ballpoint Pen with Chrome Trim
English Made, I cannot unscrew or twist the grip section away from the barrel to gain access inside.
There is NO case with this pen.Please note, that the display stands used are not included and are for illustrative purposes only.
***TO MY INTERNATIONAL BUYERS (ESPECIALLY THE EU,) YOUR PURCHASES MAY FACE FURTHER CUSTOMS/IMPORT DUTIES. THESE ARE YOUR RESPONSIBILITY AND NOT MINE***