Esterbrook

J Series (LJ or similar)

Fountain Pen

Esterbrook J Series (LJ or similar)

Filling System

Lever Filler

Condition

Very Good vintage condition with minimal surface wear

Estimated Value

$40 - $90

Era

Vintage 1940s-1950s

Pen Specifications

Pen Type

Fountain Pen

Filling System

Lever Filler

Body Material

Cellulose Acetate (Pearlescent Plastic)

Trim Material

Chrome-Plated

Color / Pattern

Copper / Sunset Red Pearl

Cap Type

Screw Cap

Clip Design

Classic Esterbrook embossed clip with 'ESTERBROOK' lettering

Barrel Shape

Cigar-Shaped / Tapered

Nib Details

Nib Material

Steel

Nib Size

Medium

Nib Type

Standard

Nib Condition

Likely interchangeable Esterbrook Renew-Point nib, clean tipping

Dimensions

Size / Dimensions

Approx. 5 inches capped

Weight Estimate

Lightweight, around 15-20 grams

Heritage & Origin

Era / Period

Vintage 1940s-1950s

Country of Origin

USA

Rarity

Common

Condition & Value

Overall Condition

Very Good vintage condition with minimal surface wear

Filling System Condition

Lever mechanism requires a functional internal ink sac to operate

Estimated Value

$40 - $90

Special Features

Interchangeable Renew-Point nib system allowing easy nib swapping

Ink Recommendations

Standard dye-based fountain pen inks such as Waterman Serenity Blue

Care Recommendations

Flush with bulb syringe and cool water; avoid harsh solvents; replace ink sac as needed

Interesting Facts

Esterbrook was famous for its interchangeable nib units, allowing users to screw in different nib types easily

Overall Assessment

A classic, reliable vintage American workhorse pen with a vibrant chatoyant finish

Identified on September 25, 2026