Pentrace — Fountain Pens That Write

Topic of the Week

The Parker Vacumatic

Oct. 31, 2026

Parker’s flagship from 1933 to 1948 hides a date code in its barrel imprint. Read it yourself, or let the Vacumatic Dater check every part of your pen against it — see the full guide.

Three Parker Vacumatics in Burgundy Pearl, burgundy and pink stripes with gold trim: a pencil, a large capped pen and a slimmer pen uncapped beside its three-ringed cap, on a white background
A Burgundy Pearl set, dated by the Vacumatic Dater: a big Oversize of late 1934, a slim pen of early 1934 and a pencil of spring 1936. (Photo: Donal Higgins, private collection)
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