This pen was kindly sent to me by Salvatore of Leonardo – thank you!

Measurements
Length (capped): 145.5 mm/5.73”
Length (uncapped): 130.1 mm/5.12”
Length (posted): 163.5 mm/6.44”
Diameter (section): 10.6 – 12.9 mm/0.42” – 0.49”
Diameter (barrel): 7.9 – 14.5 mm/0.31” – 0.57”
Weight (all): 26.5 g
Weight (cap): 19.5 g
Weight (body): 7.0 g