Longeau Vintage Field/Military Style Watch

Field Watch / Military-Style Dress Watch · Longeau, a historical Swiss watch brand/assembler operating during the mid-20th century, falling into the vintage accessible tier

Period: Vintage (1940s-1950s) Tool Watch Era

Longeau Vintage Field/Military Style Watch

Type

Field Watch / Military-Style Dress Watch

Brand

Longeau, a historical Swiss watch brand/assembler operating during the mid-20th century, falling into the vintage accessible tier

Movement

Manual-wind mechanical movement with sub-seconds complication, likely a vintage Swiss ebauche such as AS, ETA, or Unitas running at 18,000 vph

Dimensions

Case diameter approximately 33-35mm, thickness 10mm, lug-to-lug 40-42mm, lug width 18mm

Description

This charming vintage Longeau timepiece captures the quintessential aesthetic of mid-century military and field watches. Featuring a highly legible black sector dial, warm aged luminous Arabic numerals, and a classic sub-seconds register at six o'clock, it exudes authentic mid-century character. Encased in a traditional round case with sharp, angular lugs, it represents the robust, utilitarian design philosophy of post-war European watchmaking.

Key Features

Black sector dial with railroad minute track, full Arabic numeral hour markers, sub-seconds subdial at 6 o'clock, and classic vintage proportions

Dial Description

Black matte sector dial with full Arabic numeral luminous hour markers, outer railroad minute track, luminous cathedral or syringe hands, and a sub-seconds register at the 6 o'clock position

Case Material

Chrome-plated or stainless steel case with polished bezel and brushed/polished mid-case

Crystal Type

Domed acrylic / hesalite crystal with minor surface scratches

Bezel Details

Fixed smooth bezel integrated into the round case design

Crown & Pushers

Plain unsigned push-pull crown located at the 3 o'clock position

Bracelet or Strap

Currently head-only, designed for a traditional 18mm leather or canvas strap

Caseback Details

Solid snap-on stainless steel case back

Movement Type

Manual-wind mechanical movement with sub-seconds complication, likely a vintage Swiss ebauche such as AS, ETA, or Unitas running at 18,000 vph

Water Resistance

None (Vintage watch, not water resistant)

Origin & Provenance

Swiss Made, utilizing a Swiss mechanical movement typical of smaller independent brands from the mid-century era

Age Estimate

Circa 1940s-1950s based on dial typography, case geometry, and sub-seconds layout

Cultural Significance

Represents the accessible Swiss watchmaking landscape of the mid-20th century, where robust mechanical watches became everyday companions for professionals and laborers alike

Condition Notes

Good vintage condition. The case shows moderate wear and plating loss consistent with age. The dial exhibits lovely patina with aged luminous material on the numerals and hands. The crystal shows light surface wear.

Value Estimate

Estimated secondary market value ranges between $150 to $400 USD depending on the mechanical condition, movement quality, and whether it is paired with a quality strap

Care & Maintenance

Handle with care due to vintage age; avoid all contact with moisture as vintage gaskets offer no reliable water resistance. Recommend a professional mechanical service if running, and manual winding should be done gently until resistance is felt.

Similar Watches

Vintage Omega military-style watches, Tissot field watches, Longines vintage manual-wind models, and vintage Buren timepieces

Interesting Facts

Many brands like Longeau utilized reliable Swiss ebauche movements during the mid-20th century watch boom, supplying durable and stylish timepieces to civilian and military markets across Europe

Identified on 10/26/2026
Longeau Vintage Field/Military Style Watch | Watch Identifier