Parker - Duofold - Pen

Rare Parker Portamine Vintage "Duofold / Vacumatic Era" (1930s/40s) – Gilded Details – Made in USA
​Lot Description:
​Splendid and authentic Parker vintage mechanical pencil / mechanical pencil, dating to the late 1930s or early 1940s (within the famous Duofold and Vacumatic era, before the rise of the classic Parker 51).
​This model stands out for its iconic ball clip with the engraving "PARKER", the top crown with circular knurling, and elegant gold-filled / rolled gold laminate finishes. A piece of great historical charm, perfect to complete a vintage set or to enrich a collection of rare writing instruments.
​Key features:
​Brand: Parker Pen Company.
​Type: Mechanical pencil / Portamine (Mechanical Pencil).
​Production period: 1930s – early 1940s (Vintage-era model – not a modern reissue).
​Origin: Made in USA (engraving on the barrel/clip).
​Material: Deep black resin with gold-plated inserts, tip, and clip.
​Premium details: Antique ball-clip with the classic ball end and patent/brand engraving at the base of the clip.
​Conditions and Notes for Bidders:
​Aesthetic conditions: Very good considering the vintage age. It shows a natural patina on the gilded parts that confirms authenticity and era.
​Functionality: Advanced lead-advance mechanism functioning with lead loaded (see overall photo).
​Please refer to the detailed images to assess the conservation state precisely.
​Shipping: Careful packaging, protective and trackable worldwide shipping.
​Note: This model features the classic ball clip and is an original mechanical pencil from the 1930s/40s (Duofold/Vacumatic period), a item far rarer than common modern versions!
Will be shipped with insured international UPS courier.