




Onoto
Onoto Diffusion Demonstrator
Onoto Diffusion Demonstrator
Vanness
5320 South Shackleford Road
Suite E
Little Rock AR 72204
United States
The Diffusion Demonstrator is a transparent pen, showing the plunger-filler mechanism within, with an inky pattern on the cap tassie & barrel, and complemented with gold-plated sterling silver fittings.
Limited Edition of 100 pens
Based on the shape and style of the 1937 Onoto Magna the Diffusion Demonstrator Pen features the iconic two thin and one broad cap bands of their famous predecessor, together with the famous Onoto cypher cap button. The clip features the Onoto logo and the distinctive ‘chevron’ pattern that has been used on many Onoto cap clips since 1905.
Made of high-density acrylic with hallmarked gold-plated sterling silver fittings
- Onoto size 7 18ct
- Hallmarked gold-plated sterling bands
- Button – gold-plated sterling silver
- Clip – gold-plated sterling silver with Onoto cipher
- Gold-plated sterling silver barrel button
- Capped (closed): 144mm
- Uncapped including nib: 127mm
- Posted including nib: 166mm
- Barrel diameter: 11 – 13.2mm
- Cap diameter: 14 – 15.8mm
- Cap length: 67mm