This is a Parker 51 Aerometric finished in Black with a Lustraloy Cap. It was made in the USA around 1965.
The pen is fitted with the reliable aerometric filling mechanism which has been fully serviced. It is fitted with a smooth Fine 14ct gold nib and is in overall very good condition with minor wear marks commensurate with light use, there are some scuffs on the shell near the nib. The Lustraloy cap is in excellent order with minor wear marks and no dings.