Citizen Homer Second Setting – JNR / Japanese National Railways Service Watch – Shōwa 52 (1977) – 21 Jewels – freshly serviced

Not a watch inspired by the railway – but a watch that actually worked for the Japanese railway.

This Citizen Homer Second Setting is one of the historic service watches of the former Japanese National Railways, known today as “国鉄ホーマー” – JNR Homer.

The term “JNR Homer” does not refer to a common retail model series from Citizen. It refers to Citizen Homer hand-wound watches that were actually intended for use by the then state-owned Japanese National Railways (JNR) and can be identified by corresponding service engravings on the case back.

It is precisely this documented operational origin that fundamentally distinguishes a JNR Homer from a normal Citizen Homer – and makes it a distinct and sought-after category of Japanese vintage watches today.

A true Japanese railway employee’s service watch

Railway watches were not about prestige, but about operational safety.

Trains, departure times, and operational processes required employees to have precise and synchronized timekeeping. Therefore, the watch had to do three things above all:

be immediately legible, robust, and precisely adjustable.

The Homer Second Setting was equipped precisely for this purpose. Its most striking technical feature is the second-stop device: when the crown is pulled, the second hand stops immediately.

This allowed the wearer to synchronize their watch to the second with a reference time.

What seems self-evident in many mechanical watches today was then a functional tool for daily railway operations.

“Second Setting” – Function over Decoration

The inscription

Second Setting
21 JEWELS

above 6 o'clock therefore describes not a marketing complication, but the actual purpose of the watch.

When the crown is pulled out to set the time, the central second hand stops. The watch can then be set precisely to a predefined second value and subsequently started synchronously.

The rest of the design consistently follows this functional principle: large black Arabic numerals, a clear outer minute track, clearly drawn hands, and a light dial.

Everything serves to ensure the fastest and clearest possible readability.

The JNR Homer as a Collector's Item

Especially within the field of collecting Japanese vintage watches, the JNR Homer holds a special position.

Unlike a regular production watch, each preserved example has an individual historical layer due to its service engravings. On the back, depending on the watch, the year of issue, the respective railway administration or department, and an inventory or issue number may be documented.

This allows a JNR Homer not only to be identified as a model but often also to be assigned to a specific operational use.

This combination of mechanical watch, railway history, and individual service marking is the main reason for the significantly increased collector's value of these watches today.

This example: Shōwa 52 – 1977

The case back of this example bears the original service engraving with 昭52.

Shōwa 52 corresponds to the year 1977.

Next to it is the individual number 257.

This engraving is particularly important: it documents that this is not merely an ordinary Citizen Homer Second Setting, but an example actually marked as a service watch from the Japanese National Railways environment.

Precisely this preserved marking on the back is therefore an essential component of the watch's historical and collector's value.

Citizen Homer – robust Japanese utility watch

The Homer was one of Citizen's long-lived mechanical model families.

For the JNR versions, the focus was not on luxurious features, but on a mechanical hand-wound movement that was as reliable and easy to maintain as possible.

Inside, a Citizen hand-wound movement with 21 jewels and a second stop function is at work.

Daily operation is classically straightforward: the mainspring is wound manually via the crown. For precise time setting, the crown is pulled out and the second hand is stopped.

It was precisely this combination of simple mechanical construction and a special second-stop function that made the watch suitable for railway service.

Design – an Instrument, not a Jewel

The cream-colored dial is designed entirely for readability.

Large black Arabic numerals dominate the display. Between them is a finely segmented minute track; luminous dots mark the hour positions.

The dark hour and minute hands have luminous inserts. The fine central second hand can be read precisely on the minute scale.

Below 12 o'clock is the curved Citizen Homer logo.

The almost complete absence of decorative elements is no coincidence: the design corresponds to the character of a professional service watch.

Case and Proportions

The stainless steel case measures approximately 36.2 mm without the crown.

With approximately 43.6 mm lug-to-lug and around 10 mm height, the watch has exceptionally balanced vintage proportions.

Thus, the watch appears neither small nor oversized, but rather corresponds precisely to the functional standard format of a classic Japanese service watch.

It comes with a light brown leather strap.

Condition and Overhaul

The watch is in authentic vintage condition.

The light dial shows age-related patina and minor discolorations. The hands and luminous material also show typical signs of aging for a utility watch several decades old.

The case and case back show signs of wear from previous use. It is particularly important that the historical service engraving on the back is still clearly visible.

The watch was acquired from a Japanese watchmaker and has been freshly overhauled.

Thus, what is offered here is not merely a historically interesting collector's item, but a mechanically refurbished vintage watch.

The actual condition is shown unretouched in the product photos.

Why this watch is of collecting interest today

The JNR Homer combines three areas that rarely come together in Japanese vintage watches:

a classic mechanical Citizen,
a special technical execution with a second stop function
and a concretely documented historical use in Japanese railway operations.

Precisely overhauled examples with well-preserved service engravings have become very rare and are offered in specialized Japanese vintage trade at prices sometimes approaching four figures.

This shows that the JNR Homer is no longer merely perceived as an inexpensive old Citizen, but as an independent collecting area with clear historical provenance.

Technical Data

Brand: Citizen
Model: Homer Second Setting
Collector's name: JNR Homer / 国鉄ホーマー
Use: Service watch of the Japanese National Railways
Year of issue: Shōwa 52 / 1977
Service/Inventory number: 257
Movement: mechanical Citizen hand-wound movement
Winding: Manual winding
Jewels: 21 Jewels
Functions: hour, minute, central second, second stop / Second Setting
Case: Stainless steel
Diameter without crown: approx. 36.2 mm
Lug-to-Lug: approx. 43.6 mm
Height: approx. 10 mm
Lug width: approx. 18 mm
Weight including strap: approx. 46 g
Dial: Cream / White with Arabic numerals
Strap: light brown leather strap
Origin: Japan
Overhaul: freshly overhauled in Japan

Warranty (used)

This is a used item. The limitation period for claims for defects under the statutory warranty is 12 months from delivery.

Note on Water Resistance

This historic service watch is offered as not water-resistant.

To protect the movement, the watch should not come into contact with water or moisture.