This pen was kindly sent to me by Andrea of Visconti – grazie mille!

Measurements
Length (capped): 146.0 mm/5.75″
Length (uncapped): 132.2 mm/5.2″
Length (posted): 170.8 mm/6.7″
Diameter (barrel): 16.6 mm/0.7″
Diameter (section): 9.27 – 11.2 mm/0.36″ – 0.44″
Weight (all): 43 g
Weight (cap): 21 g
Weight (body): 22 g