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): 149.6 mm/5.89”
Length (uncapped): 137.2 mm/5.40”
Length (posted): N/A
Diameter (section): 11.1 – 13.0 mm/0.44” – 0.51”
Diameter (barrel): 13.0 – 15.9 mm/0.51” – 0.63”
Weight (all): 34 g
Weight (cap): 18 g
Weight (body): 16 g