CONDITION: used as it’s visible on the photos but still works.

Material and Design**: The "Roled Gold 750 18C" indicates that the nib is made of 18-carat gold (750 refers to the purity of the gold, which is 75% gold). The "Roled" gold refer to a specific design or engraving technique used on the cap. 

Also on the cap is engraved :

**Farbwerke Hoechst AG Connection**:

 Farbwerke Hoechst AG was a German chemical and pharmaceutical company. The association with Pelikan suggests a special edition or collaboration, possibly created for employees, clients, or as a commemorative piece. These types of pens are often highly collectible due to their unique branding and limited availability.

**Fair Condition**: Visible wear, scratches, or minor damage but still usable.

Piston filling-mechanism.