Conklin

Crescent Filler

Fountain Pen

Conklin Crescent Filler

Filling System

Crescent Filler

Condition

Good vintage condition with minor wear and brassing consistent with age

Estimated Value

$300 - $600 USD

Era

Vintage 1910s-1920s

Pen Specifications

Pen Type

Fountain Pen

Filling System

Crescent Filler

Body Material

Gold-Filled Metal

Trim Material

Gold-Filled

Color / Pattern

Chased Gold-Filled Metal

Cap Type

Screw Cap

Clip Design

Conklin Clip with Crescent Locking Ring

Barrel Shape

Cylindrical with Flat Ends

Nib Details

Nib Material

14K Gold

Nib Size

Medium

Nib Type

Flex

Nib Condition

Good condition with flexibility intact, proper tines alignment

Dimensions

Size / Dimensions

Approximately 135 mm capped, 120 mm uncapped

Weight Estimate

Medium-Heavy due to metal construction

Heritage & Origin

Era / Period

Vintage 1910s-1920s

Country of Origin

USA

Rarity

Uncommon

Condition & Value

Overall Condition

Good vintage condition with minor wear and brassing consistent with age

Filling System Condition

Requires new sac installation for functionality

Estimated Value

$300 - $600 USD

Special Features

Patented Crescent Filling mechanism with locking ring on cap/clip area

Ink Recommendations

Standard washable fountain pen inks, avoid highly saturated or permanent inks

Care Recommendations

Handle with care to preserve gold fill, replace ink sac professionally, store in a dry environment

Interesting Facts

Mark Twain was famously a spokesperson and avid user of the Conklin Crescent Filler, praising its inability to roll off a desk.

Overall Assessment

A classic piece of vintage fountain pen history, highly collectible due to its unique filling mechanism and association with Mark Twain.

Identified on October 13, 2026
Conklin Crescent Filler | Fountain Pen Identifier