Montblanc 149 Celluloid Silver Rings Fountain Pen with OBB nib
This pen from the 50s, and has the two silver rings. The pen has a double Oblique nib with matching “OBB” on the blind cap. Also on the blind cap with the “149” The pen is in fantastic condition. The pen fills via telescopic Piston Filler and is in perfect working condition.