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Eterna Trench Wristwatch with Rotating Bezel

ProbableCredible evidence exists but classification is not fully established.

Record status

Individual type · partial

Period

Circa 1915

Maker / issuer

Eterna

Dating to circa 1915 according to the source, this Swiss Eterna trench wristwatch features a nickel case accented by a rose gold crown and rotating bezel with a pointer needle.

The light dial bears luminous Arabic numerals, cathedral hands, and a subsidiary seconds subdial at 6 o'clock. The seller records the case dimensions as 49 mm by 42 mm lug to lug, housing a 15-jewel manual-wind movement catalogued under number 257863 and case number 2423330.

Evidence at a glance

Linked sources
1
Photograph views
1
Catalogue references
0

Counts describe this entry’s documentation, not authenticity, rarity or completeness. Photographs may show one specimen; check each caption and licence.

Technical characteristics

Date
Circa 1915
Type
Trench watch
Dimensions
49mm x 42mm Lug to Lug
Case Number
2423330
Jewel Count
15 jewel
Case Materials
Nickel and rose gold
Place recorded
Switzerland
Movement Number
257863
Maker / attribution
Eterna

Design

Dial and Hands
The dial is signed 'ETERNA' beneath the 12 o'clock position and 'FAB. SUISSE' beneath the 6 o'clock subdial. It displays luminous Arabic numeral hour markers and cathedral-style hands containing luminous material. A subsidiary seconds dial is positioned at 6 o'clock and features a concentric sub-track.
Visible features
• Stepped reeded bezel fitted with a small triangular pointer needle near the 11 o'clock index • Aged dial signed 'ETERNA' beneath 12 o'clock and 'FAB. SUISSE' beneath 6 o'clock • Bold luminescent Arabic numeral hour markers and cathedral hands • Subsidiary seconds dial positioned at 6 o'clock with concentric sub-track • Onion-style rose gold winding crown at 3 o'clock • Straight wire lugs securing a textured black leather strap
Mechanism and Provenance
The watch is listed with a 15-jewel manual-wind movement, catalogued as number 257863. The case is recorded with number 2423330. Internal technical details and movement condition are based on dealer reporting and are not verified by visual inspection of the movement. The dating of circa 1915 and statements regarding original condition are provided by the seller.
Case and External Construction
This trench-style wristwatch features a nickel case measuring 49 mm by 42 mm lug-to-lug. It is fitted with an onion-style rose gold winding crown and a stepped reeded rotating bezel. A small triangular pointer needle is located on the bezel near the 11 o'clock index. The case utilizes straight wire lugs. The contrast between the nickel case and the rose gold accents on the crown and bezel pointer is noted.

Identification

Serial number
2423330
Source note
Facts transcribed from the linked source listing or collection record. Attribution and specifications are source-reported and have not been independently authenticated.

Catalogue references

No catalogue numbers recorded. Numbers are only published once transcribed from a verified edition of a standard catalogue — they are never inferred.

Research required

  • Research required: Movement caliber and internal case markings are reported by the source but not visible in the provided photograph
  • Research required: All-original condition and full restoration assertions derive solely from the dealer listing
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