Condition:
The pen is in overall very nice condition with great coloring and no cracks or personalization. The barrel and cap have minimal wear.  The cap has a firm clip with a crisp NEW in a diamond over DIAMOND P. P. CO. MADE IN U.S.A. stamp.,   The cap band is in lovely condition with just a minor hint of wear.  There is no barrel imprint on this model based on other examples.  The lever has some edge wear and a few spots of brassing.  The pen has been cleaned, a new ink sac has also been installed and the pen has been ink tested.  This classic pen is ready for you to add some ink and start writing.
 
Restoration Work
The cap has been brushed clean
Nib and feed ultrasonically cleaned 
New ink sac installed with 100% pure medical grade talcum powder
The pen has been lightly polished
The pen has been tested
This pen is ready to use