The Eterna 1479 calibre stands as a hallmark of mid-20th-century Swiss horology, captivating vintage watch enthusiasts and hobbyist watchmakers with its robust automatic design and engineering finesse. Launched around 1963, this movement powered iconic Eterna-Matic models, blending reliability with elegant finishing that appeals to restorers seeking period authenticity.
Historical Context
Emerged during Eterna’s golden era of self-winding innovations, evolving from earlier 1400-series calibres.
Often found in 1960s-1970s dress watches like the Eterna-Matic 1000, prized for daily wear durability.
Shares lineage with ETA 2433 base, showcasing Eterna’s expertise before heavy outsourcing.
Technical Specifications
Type: Automatic winding with sweep seconds hand.
Beat rate: 21,600 vibrations per hour (6 beats per second) for smooth seconds sweep.
Jewels: 25 high-quality synthetic jewels reducing friction.
Diameter: 11.5 lignes (approximately 25.6 mm), fitting slim cases around 34-36 mm.
Height: 4.8 mm, enabling thin profiles under 10 mm total.
Power reserve: Approximately 40-45 hours when fully wound.
Functions: Hours, minutes, central seconds; bidirectional rotor via ball-bearing system.
Shock protection: Eterna-U system for resilience against impacts.
Finish: Signed bridges, blued screws, and perlage decoration visible through exhibition casebacks.
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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