Eterna 1475: A Vintage Manual-Wind Gem
The Eterna 1475 calibre, launched around 1964, stands as a testament to Swiss precision engineering from Eterna’s golden era. This manual-wind movement powered select dress watches, appealing to enthusiasts who value clean mechanics over automatics. Its robust build and smooth operation make it a favorite for hobbyist servicing.
Historical Context
Introduced during Eterna’s post-war expansion, alongside the related 1476 variant.
Part of the 12.5 ligne family, emphasizing reliability in slim cases.
Found in mid-1960s models, often with minimalist dials suited for everyday elegance.
Technical Specifications
Size: 12.5 lignes (28.3 mm diameter).
Height: Approximately 3.9 mm, ideal for thin profiles.
Jewels: 17 high-quality ruby jewels.
Beat Rate: 21,600 vph (6 beats per second) for smooth sweep seconds.
Power Reserve: Around 42-46 hours.
Winding: Manual, bidirectional via hammer or gear system.
Features: Sweep seconds; optional date on variants; KIF or Incabloc shock protection.
Balance: Glucydur with Nivarox hairspring for temperature stability.
Finish: Perlage on bridges, blued screws for visual appeal.
For any Watch Spare Parts inquiry, Email us for rate and availability: [email protected]
Watch Parts Enquiry
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Stem, Crown, Hands & Spares might be available for this movement.
Email us for rate and availability: [email protected]
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