This pen was kindly lent to me by my brother in steel and Keeper of the Naan Simar.

Measurements
Length (capped): 142.0 mm/5.59″
Length (uncapped): 125.2 mm/4.93″
Length (posted): 166.3 mm/6.43”
Diameter (section): 12.4 – 13.2 mm/0.49″ – 0.52″
Diameter (barrel): 12.4 – 15.2 mm/0.49″ – 0.60″
Weight (all): 34.5 g
Weight (cap): 22 g
Weight (body): 12.5 g