Esterbrook

J Series (Likely LJ or SJ)

Fountain Pen

Esterbrook J Series (Likely LJ or SJ)

Filling System

Lever Filler

Condition

Good vintage condition with visible wear on trim

Estimated Value

$30 - $70

Era

Vintage 1940s-1950s

Pen Specifications

Pen Type

Fountain Pen

Filling System

Lever Filler

Body Material

Celluloid / Plastic

Trim Material

Chrome-Plated

Color / Pattern

Black

Cap Type

Screw Cap

Clip Design

Classic Esterbrook curved clip with engraved branding

Barrel Shape

Cigar-Shaped Tapered

Nib Details

Nib Material

Steel

Nib Size

Medium

Nib Type

Standard Interchangeable

Nib Condition

Requires inspection, standard replaceable Renew-Point nib unit

Dimensions

Size / Dimensions

Approx. 125mm capped

Weight Estimate

Lightweight, approx. 15g

Heritage & Origin

Era / Period

Vintage 1940s-1950s

Country of Origin

USA

Rarity

Common

Condition & Value

Overall Condition

Good vintage condition with visible wear on trim

Filling System Condition

Requires sac replacement due to age

Estimated Value

$30 - $70

Special Features

Interchangeable Renew-Point nib system

Ink Recommendations

Standard modern fountain pen ink such as Waterman Serenity Blue

Care Recommendations

Flush with cool water, replace internal ink sac as needed

Interesting Facts

Esterbrook was famous for their 'Renew-Point' system which allowed users to easily unscrew and swap nibs.

Overall Assessment

A classic, highly reliable vintage American lever filler with immense historical significance and ease of maintenance.

Identified on September 26, 2026