This affordable Platinum pen was kindly sent to me by Brian Goulet of Goulet Pens – thank you!

Measurements
Length (capped): 139.7 mm/5.50”
Length (uncapped): 119.1 mm/4.69”
Length (posted): 155.3 mm/6.11”
Diameter (section): 10.2 – 10.7 mm/0.40” – 0.42”
Diameter (barrel): 9.8 – 13.2 mm/0.39” – 0.52”
Weight (all): 25.5 g
Weight (cap): 15.0 g
Weight (body): 10.5 g