This pen was kindly lent to me by Joost Appelboom. Don’t forget to click the Appelboom banner on the right to obtain a 10% discount on your order (excluding Montblanc).

Measurements
Length (capped): 146.8 mm/5.78”
Length (uncapped): 118.8 mm/4.68”
Length (posted): N/A
Diameter (section): 11.1 – 11.5 mm/0.44” – 0.45”
Diameter (barrel): 13.8 – 14.4 mm/0.55” – 0.57”
Weight (all): 79.5 g
Weight (cap): 40.0 g
Weight (body): 39.5 g