This pen is in good condition with no dents or major scratches in the barrel or cap but does have a couple very minor dings in the cap, nib works perfectly and has no issues as well.
This Parker 51 has a navy blue barrel with a silver cap.
Nib: 14k Fine – Line measuring .4 mm
Closed 136.6 mm
Open 127 mm
Barrel 11.7 mm
Section 9.7 mm