The ETA 1120 Watch Movement: A Reliable Classic
The ETA 1120 is a manual-wind mechanical movement renowned for its slim profile and dependability, produced by ETA SA Manufacture Horlogère Suisse for vintage and slimline watches. Introduced in the 1970s, it powers numerous Swiss timepieces with a focus on precision and serviceability.
Key Specifications
Diameter: 27mm (12 lignes), ideal for mid-sized cases.
Height: 3.5mm, enabling ultra-thin watch designs.
Jewels: 15/17, reducing friction in critical pivots.
Frequency: 18,000 vph (2.5 Hz), balancing accuracy and longevity.
Power Reserve: Approximately 43 hours when fully wound.
Lift Angle: 48 degrees, optimizing energy transfer.
Features and Performance
This movement features a direct seconds layout without a hours wheel in some variants, aiding minimalism. It includes Incabloc shock protection for durability and supports central hours, minutes, and sweeping seconds, often with a date complication. Hand-windable via a crown, it lacks hacking but excels in reliability for daily wear.
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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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