Unknown / Third-Tier Vintage Manufacturer (Warranted Nib)

Flat-Top Vacuum / Plunger Filler

Fountain Pen

Unknown / Third-Tier Vintage Manufacturer (Warranted Nib) Flat-Top Vacuum / Plunger Filler

Filling System

Vacuum Filler / Plunger Filler

Condition

Fair to Good; shows discoloration, brassing, and wear typical of age, with missing pocket clip.

Estimated Value

$50 - $150

Era

Vintage 1930s - 1940s

Pen Specifications

Pen Type

Fountain Pen

Filling System

Vacuum Filler / Plunger Filler

Body Material

Celluloid / Casein

Trim Material

Unplated / None visible

Color / Pattern

Green and Amber Marble / Swirl

Cap Type

Screw Cap

Clip Design

Missing

Barrel Shape

Flat-Top Cylindrical

Nib Details

Nib Material

14K Gold

Nib Size

Fine / Medium

Nib Type

Flexible

Nib Condition

Fair; gold nib shows some wear and tarnish, tipping appears intact but needs inspection.

Dimensions

Size / Dimensions

Approximately 125mm capped, 115mm uncapped

Weight Estimate

Lightweight, approximately 15-20 grams

Heritage & Origin

Era / Period

Vintage 1930s - 1940s

Country of Origin

USA

Rarity

Uncommon

Condition & Value

Overall Condition

Fair to Good; shows discoloration, brassing, and wear typical of age, with missing pocket clip.

Filling System Condition

Untested; plunger rod is visible at the end, rubber seals likely need replacement.

Estimated Value

$50 - $150

Special Features

Features a 'Warranted' 14K gold flexible nib and a striking green/amber marble celluloid pattern with a vintage plunger-style filling system.

Ink Recommendations

Standard vintage-safe dye-based fountain pen inks such as Waterman Serenity Blue or Quink Black.

Care Recommendations

Requires professional restoration of the vacuum/plunger filling mechanism seals. Avoid modern high-saturation or iron-gall inks.

Interesting Facts

The term 'Warranted' on vintage nibs indicates that the nib was supplied by a major manufacturer to independent pen makers who assembled pens using generic or outsourced parts.

Overall Assessment

A charming and colorful vintage flat-top pen from the golden era of celluloid. While missing its clip and requiring mechanical restoration, it represents an interesting piece of vintage pen-making history with a potentially flexible gold nib.

Identified on September 9, 2026
Unknown / Third-Tier Vintage Manufacturer (Warranted Nib) Flat-Top Vacuum / Plunger Filler | Fountain Pen Identifier